SECURITIES AND EXCHANGE COMMISSION
                            Washington, D.C.  20549

                                 SCHEDULE 13G
                                (Rule 13d-102)


             INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
           TO RULES 13d-1(b)(c), AND (d) AND AMENDMENTS THERETO FILED
                           PURSUANT TO RULE 13d-2(b)


                               (Amendment No. __)*


                        Packaging Corporation of America
             -----------------------------------------------------
                                (Name of Issuer)

                                  common stock
             -----------------------------------------------------
                         (Title of Class of Securities)

                                    695156109
             -----------------------------------------------------
                                 (CUSIP Number)


                               December 31, 2002
             -----------------------------------------------------
            (Date of Event Which requires Filing of this Statement)



     Check the  appropriate  box to  designate  the rule  pursuant to which this
Schedule is filed:

          [X]  Rule 13d-1(b)

          [_]  Rule 13d-(c)

          [_]  Rule 13d-1(d)


- ----------
*The  remainder of this cover page shall be filled out for a reporting  person's
initial filing on this form with respect to the subject class of securities, and
for any  subsequent  amendment  containing  information  which  would  alter the
disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the  Securities  Exchange  Act of
1934 ("Act") or otherwise  subject to the liabilities of that section of the Act
but  shall be  subject  to all other  provisions  of the Act  (however,  see the
Notes).

                                Page 1 of 19 Pages




CUSIP No. 695156109           Schedule 13G             Page 2 of 19 Pages


________________________________________________________________________________
1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

     The Governor and Company of the Bank of Ireland

________________________________________________________________________________
2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                 (a)  [X]
                                                                 (b)  [_]

________________________________________________________________________________
3.   SEC USE ONLY



________________________________________________________________________________
4.   CITIZENSHIP OR PLACE OF ORGANIZATION

     Republic of Ireland

________________________________________________________________________________
  NUMBER OF    5.   SOLE VOTING POWER

   SHARES           0
               _________________________________________________________________
BENEFICIALLY   6.   SHARED VOTING POWER

  OWNED BY          4,812,757
               _________________________________________________________________
    EACH       7.   SOLE DISPOSITIVE POWER

  REPORTING         0
               _________________________________________________________________
   PERSON      8.   SHARED DISPOSITIVE POWER

    WITH            4,812,757
________________________________________________________________________________
9.   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     4,812,757

________________________________________________________________________________
10.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

                                                                          [_]

________________________________________________________________________________
11.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

     4.6%

________________________________________________________________________________
12.  TYPE OF REPORTING PERSON*

     CO

________________________________________________________________________________
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!



CUSIP No. 695156109           Schedule 13G             Page 3 of 19 Pages


________________________________________________________________________________
1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

     IBI Interfunding

________________________________________________________________________________
2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                 (a)  [X]
                                                                 (b)  [_]

________________________________________________________________________________
3.   SEC USE ONLY



________________________________________________________________________________
4.   CITIZENSHIP OR PLACE OF ORGANIZATION

     Republic of Ireland

________________________________________________________________________________
  NUMBER OF    5.   SOLE VOTING POWER

   SHARES           0
               _________________________________________________________________
BENEFICIALLY   6.   SHARED VOTING POWER

  OWNED BY          4,812,757
               _________________________________________________________________
    EACH       7.   SOLE DISPOSITIVE POWER

  REPORTING         0
               _________________________________________________________________
   PERSON      8.   SHARED DISPOSITIVE POWER

    WITH            4,812,757
________________________________________________________________________________
9.   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     4,812,757

________________________________________________________________________________
10.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

                                                                          [_]

________________________________________________________________________________
11.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

     4.6%

________________________________________________________________________________
12.  TYPE OF REPORTING PERSON*

     CO

________________________________________________________________________________
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!




CUSIP No. 695156109           Schedule 13G             Page 4 of 19 Pages


________________________________________________________________________________
1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

     BancIreland/First Financial, Inc.

________________________________________________________________________________
2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                 (a)  [X]
                                                                 (b)  [_]

________________________________________________________________________________
3.   SEC USE ONLY



________________________________________________________________________________
4.   CITIZENSHIP OR PLACE OF ORGANIZATION

     New Hampshire

________________________________________________________________________________
  NUMBER OF    5.   SOLE VOTING POWER

   SHARES           0
               _________________________________________________________________
BENEFICIALLY   6.   SHARED VOTING POWER

  OWNED BY          4,812,757
               _________________________________________________________________
    EACH       7.   SOLE DISPOSITIVE POWER

  REPORTING         0
               _________________________________________________________________
   PERSON      8.   SHARED DISPOSITIVE POWER

    WITH            4,812,757
________________________________________________________________________________
9.   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     4,812,757

________________________________________________________________________________
10.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

                                                                          [_]

________________________________________________________________________________
11.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

     4.6%

________________________________________________________________________________
12.  TYPE OF REPORTING PERSON*

     CO

________________________________________________________________________________
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!




CUSIP No. 695156109           Schedule 13G             Page 5 of 19 Pages


________________________________________________________________________________
1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

     BIAM (US) Inc.

________________________________________________________________________________
2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                 (a)  [X]
                                                                 (b)  [_]

________________________________________________________________________________
3.   SEC USE ONLY



________________________________________________________________________________
4.   CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware

________________________________________________________________________________
  NUMBER OF    5.   SOLE VOTING POWER

   SHARES           0
               _________________________________________________________________
BENEFICIALLY   6.   SHARED VOTING POWER

  OWNED BY          4,812,757
               _________________________________________________________________
    EACH       7.   SOLE DISPOSITIVE POWER

  REPORTING         0
               _________________________________________________________________
   PERSON      8.   SHARED DISPOSITIVE POWER

    WITH            4,812,757
________________________________________________________________________________
9.   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     4,812,757

________________________________________________________________________________
10.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

                                                                          [_]

________________________________________________________________________________
11.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

     4.6%

________________________________________________________________________________
12.  TYPE OF REPORTING PERSON*

     CO

________________________________________________________________________________
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!



CUSIP No. 695156109           Schedule 13G             Page 6 of 19 Pages


________________________________________________________________________________
1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

     Iridian Asset Management LLC

________________________________________________________________________________
2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                 (a)  [X]
                                                                 (b)  [_]

________________________________________________________________________________
3.   SEC USE ONLY



________________________________________________________________________________
4.   CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware

________________________________________________________________________________
  NUMBER OF    5.   SOLE VOTING POWER

   SHARES           0
               _________________________________________________________________
BENEFICIALLY   6.   SHARED VOTING POWER

  OWNED BY          4,812,757
               _________________________________________________________________
    EACH       7.   SOLE DISPOSITIVE POWER

  REPORTING         0
               _________________________________________________________________
   PERSON      8.   SHARED DISPOSITIVE POWER

    WITH            4,812,757
________________________________________________________________________________
9.   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     4,812,757

________________________________________________________________________________
10.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

                                                                          [_]

________________________________________________________________________________
11.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

     4.6%

________________________________________________________________________________
12.  TYPE OF REPORTING PERSON*

     IA

________________________________________________________________________________
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!



CUSIP No. 695156109           Schedule 13G             Page 7 of 19 Pages

________________________________________________________________________________
1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

     COLE Partners LLC

________________________________________________________________________________
2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                 (a)  [X]
                                                                 (b)  [_]

________________________________________________________________________________
3.   SEC USE ONLY



________________________________________________________________________________
4.   CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware

________________________________________________________________________________
  NUMBER OF    5.   SOLE VOTING POWER

   SHARES           0
               _________________________________________________________________
BENEFICIALLY   6.   SHARED VOTING POWER

  OWNED BY          275,000
               _________________________________________________________________
    EACH       7.   SOLE DISPOSITIVE POWER

  REPORTING         0
               _________________________________________________________________
   PERSON      8.   SHARED DISPOSITIVE POWER

    WITH            275,000
________________________________________________________________________________
9.   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     275,000

________________________________________________________________________________
10.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

                                                                          [_]

________________________________________________________________________________
11.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

     0.3%

________________________________________________________________________________
12.  TYPE OF REPORTING PERSON*

     HC

________________________________________________________________________________
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!




CUSIP No. 695156109         Schedule 13G             Page 8 of 19 Pages


________________________________________________________________________________
1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

     Iridian Partners Fund, L.P.

________________________________________________________________________________
2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                 (a)  [X]
                                                                 (b)  [_]

________________________________________________________________________________
3.   SEC USE ONLY



________________________________________________________________________________
4.   CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware

________________________________________________________________________________
  NUMBER OF    5.   SOLE VOTING POWER

   SHARES           0
               _________________________________________________________________
BENEFICIALLY   6.   SHARED VOTING POWER

  OWNED BY          72,400
               _________________________________________________________________
    EACH       7.   SOLE DISPOSITIVE POWER

  REPORTING         0
               _________________________________________________________________
   PERSON      8.   SHARED DISPOSITIVE POWER

    WITH            72,400
________________________________________________________________________________
9.   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     72,400

________________________________________________________________________________
10.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

                                                                          [_]

________________________________________________________________________________
11.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

     less than 0.1%

________________________________________________________________________________
12.  TYPE OF REPORTING PERSON*

     PN

________________________________________________________________________________
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!




CUSIP No. 695156109           Schedule 13G             Page 9 of 19 Pages

________________________________________________________________________________
1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

     Iridian Investors, L.P.

________________________________________________________________________________
2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                 (a)  [X]
                                                                 (b)  [_]

________________________________________________________________________________
3.   SEC USE ONLY



________________________________________________________________________________
4.   CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware

________________________________________________________________________________
  NUMBER OF    5.   SOLE VOTING POWER

   SHARES           0
               _________________________________________________________________
BENEFICIALLY   6.   SHARED VOTING POWER

  OWNED BY          70,500
               _________________________________________________________________
    EACH       7.   SOLE DISPOSITIVE POWER

  REPORTING         0
               _________________________________________________________________
   PERSON      8.   SHARED DISPOSITIVE POWER

    WITH            70,500
________________________________________________________________________________
9.   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     70,500

________________________________________________________________________________
10.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

                                                                          [_]

________________________________________________________________________________
11.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

     less than 0.1%

________________________________________________________________________________
12.  TYPE OF REPORTING PERSON*

     PN

________________________________________________________________________________
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!



CUSIP No. 695156109           Schedule 13G             Page 10 of 19 Pages

________________________________________________________________________________
1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

     Iridian Private Business Value Equity Fund, L.P.

________________________________________________________________________________
2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                 (a)  [X]
                                                                 (b)  [_]

________________________________________________________________________________
3.   SEC USE ONLY



________________________________________________________________________________
4.   CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware

________________________________________________________________________________
  NUMBER OF    5.   SOLE VOTING POWER

   SHARES           0
               _________________________________________________________________
BENEFICIALLY   6.   SHARED VOTING POWER

  OWNED BY          132,100
               _________________________________________________________________
    EACH       7.   SOLE DISPOSITIVE POWER

  REPORTING         0
               _________________________________________________________________
   PERSON      8.   SHARED DISPOSITIVE POWER

    WITH            132,100
________________________________________________________________________________
9.   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     132,100

________________________________________________________________________________
10.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

                                                                          [_]

________________________________________________________________________________
11.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

     0.1%

________________________________________________________________________________
12.  TYPE OF REPORTING PERSON*

     PN

________________________________________________________________________________
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!




CUSIP No. 695156109           Schedule 13G             Page 11 of 19 Pages

________________________________________________________________________________
1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

     David L. Cohen

________________________________________________________________________________
2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                 (a)  [X]
                                                                 (b)  [_]

________________________________________________________________________________
3.   SEC USE ONLY



________________________________________________________________________________
4.   CITIZENSHIP OR PLACE OF ORGANIZATION

     United States

________________________________________________________________________________
  NUMBER OF    5.   SOLE VOTING POWER

   SHARES           0
               _________________________________________________________________
BENEFICIALLY   6.   SHARED VOTING POWER

  OWNED BY          5,930,657
               _________________________________________________________________
    EACH       7.   SOLE DISPOSITIVE POWER

  REPORTING         0
               _________________________________________________________________
   PERSON      8.   SHARED DISPOSITIVE POWER

    WITH            5,930,657
________________________________________________________________________________
9.   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     5,930,657

________________________________________________________________________________
10.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

                                                                          [_]

________________________________________________________________________________
11.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

     5.7%

________________________________________________________________________________
12.  TYPE OF REPORTING PERSON*

     IN

________________________________________________________________________________
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!




CUSIP No. 695156109           Schedule 13G             Page 12 of 19 Pages

________________________________________________________________________________
1.   NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

     Harold J. Levy

________________________________________________________________________________
2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                 (a)  [X]
                                                                 (b)  [_]

________________________________________________________________________________
3.   SEC USE ONLY



________________________________________________________________________________
4.   CITIZENSHIP OR PLACE OF ORGANIZATION

     United States

________________________________________________________________________________
  NUMBER OF    5.   SOLE VOTING POWER

   SHARES           0
               _________________________________________________________________
BENEFICIALLY   6.   SHARED VOTING POWER

  OWNED BY          5,930,657
               _________________________________________________________________
    EACH       7.   SOLE DISPOSITIVE POWER

  REPORTING         0
               _________________________________________________________________
   PERSON      8.   SHARED DISPOSITIVE POWER

    WITH            5,930,657
________________________________________________________________________________
9.   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

     5,930,657

________________________________________________________________________________
10.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

                                                                          [_]

________________________________________________________________________________
11.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

     5.7%

________________________________________________________________________________
12.  TYPE OF REPORTING PERSON*

     IN

________________________________________________________________________________
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!




                               SCHEDULE 13G              Page 13 of 19 Pages

________________________________________________________________________________
Item 1(a).  Name of Issuer:

            Packaging Corporation of America

________________________________________________________________________________
Item 1(b).  Address of Issuer's Principal Executive Offices:

            1900 West Field Court
            Lake Forest, Illinois 60045
________________________________________________________________________________
Item 2.

(a)  Name of Person Filing.

This  Statement  is being filed by and on behalf of The  Governor and Company of
the  Bank  of  Ireland  (the  "Bank  of  Ireland"),  IBI  Interfunding  ("IBI"),
BancIreland/First Financial, Inc. ("BancIreland"), BIAM (US) Inc., Iridian Asset
Management LLC ("Iridian"),  COLE Partners LLC ("COLE"),  Iridian Partners Fund,
L.P.  ("Iridian  Partners"),  Iridian  Investors,  L.P.  ("Iridian  Investors"),
Iridian Private Business Value Equity Fund, L.P.  ("Iridian Private  Business"),
David L. Cohen and Harold J. Levy (collectively, the "Reporting Persons").


(b) Address of Principal Business Office:

The  principal  business  address  of Bank of  Ireland  and IBI is Lower  Baggot
Street,  Dublin 2, Ireland.

The principal business address of BancIreland is Junction  Marketplace #27, 1011
N. Main Street, White River Junction, VT 05501.

The principal  business address of BIAM (US) Inc. is Liberty Park #15, 282 Route
101, Amherst, NH 03110.

The principal  business  address of Iridian,  COLE,  Iridian  Partners,  Iridian
Investors, Iridian Private Business, Mr. Cohen and Mr. Levy is c/o Iridian Asset
Management LLC, 276 Post Road West, Westport, CT 06880-4704.


(c)  Citizenship or Place of  Organization:

Bank of Ireland and IBI are Ireland corporations. BancIreland is a New Hampshire
corporation.  BIAM (US) Inc.  is a Delaware  corporation.  Iridian  and COLE are
Delaware  limited  liability  companies.  Each  of  Iridian  Partners,   Iridian
Investors and Iridian Private Business is a Delaware limited  partnership.  Each
of David L. Cohen and Harold J. Levy is a citizen of the United States.

d) Title of Class of Securities:

This  Statement  relates  to the  shares of common  stock,  $.01 par  value,  of
Packaging Corporation of America.

(e)  CUSIP Number: The CUSIP number is 695156109.



                              SCHEDULE 13G              Page 14 of 19 Pages

_______________________________________________________________________________
Item 3. If This  Statement is Filed  Pursuant to Rule  13d-1(b),  or 13d-2(b) or
(c), Check Whether the Person Filing is a:

     (a)  [_]  Broker or dealer registered under Section 15 of the Exchange Act.

     (b)  [_]  Bank as defined in Section 3(a)(6) of the Exchange Act.

     (c)  [_]  Insurance  company as defined in Section 3(a)(19) of the Exchange
               Act.

     (d)  [_]  Investment  company  registered under Section 8 of the Investment
               Company Act.

     (e)  [_]  An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E);

     (f)  [_]  An employee  benefit plan or endowment  fund in  accordance  with
               Rule 13d-1(b)(1)(ii)(F);

     (g)  [_]  A parent  holding  company or control  person in accordance  with
               Rule 13d-1(b)(1)(ii)(G);

     (h)  [_]  A savings  association  as defined in Section 3(b) of the Federal
               Deposit Insurance Act;

     (i)  [_]  A church  plan that is  excluded  from the  definition  of an
               investment  company  under  Section  3(c)(14)  of the  Investment
               Company Act;

     (j)  [X]  Group, in accordance with Rule 13d-1(b)(1)(ii)(J).


If this statement is filed pursuant to Rule 13d-1(c), check this box. [_]



                              SCHEDULE 13G              Page 15 of 19 Pages
_______________________________________________________________________________
Item 4.     Ownership.

(a) and (b). Amount Beneficially Owned and Percent of Class:

As of the date of this Statement,  the Reporting Persons  beneficially  owned in
the  aggregate  the number of shares of Common Stock,  and the  percentage,  set
forth  below (the  percentage  of shares of Common  Stock owned being based upon
104,446,223 shares of Common Stock outstanding at nOVEMBER 8, 2002 as set forth
in the Issuer's  Quarterly  Report on Form 10-Q for the quarter ended  September
30,  2002).  The  Reporting  Persons  may be  deemed to have  direct  beneficial
ownership of shares of Common Stock as follows:

Name                          Number of Shares         Approximate Percentage of
                                                       Outstanding Shares

Iridian (see Note 1)             4,537,757                   4.3%
First Eagle                      1,117,900                   1.1%
Iridian Partners                    72,400        less than  0.1%
Iridian Investors                   70,500        less than  0.1%
Iridian Private Business           132,100                   0.1%

Note 1: The shares of Common  Stock set forth  above for  Iridian do not include
the shares of Common  Stock  held by Iridian  Partners,  Iridian  Investors  and
Iridian Private Business.

Iridian has direct  beneficial  ownership  of the shares of Common  Stock in the
accounts which it manages.  In addition,  Iridian is the investment  adviser for
Iridian  Partners,  Iridian  Investors  and Iridian  Private  Business.  In such
capacity,  Iridian has the right to vote and direct the disposition of shares of
Common Stock held by such entities and,  consequently,  has beneficial ownership
of such shares.

BIAM (US) Inc., as the controlling  member of Iridian,  may be deemed to possess
beneficial  ownership  of the  shares  of  Common  Stock  beneficially  owned by
Iridian. BancIreland, as the sole shareholder of BIAM (US) Inc. may be deemed to
possess beneficial ownership of the shares of Common Stock beneficially owned by
BIAM (US) Inc. IBI, as the sole  shareholder  of  BancIreland,  may be deemed to
possess beneficial ownership of the shares of Common Stock beneficially owned by
BancIreland.  Bank of Ireland,  as the sole shareholder of IBI, may be deemed to
possess beneficial ownership of the shares of Common Stock beneficially owned by
IBI.

Messrs.  Cohen and Levy may be deemed to  possess  beneficial  ownership  of the
shares of Common  Stock  beneficially  owned by  Iridian by virtue of having the
power to vote and  direct  the  disposition  of shares of Common  Stock as joint
Chief Investment Officers of Iridian. Messrs. Cohen and Levy disclaim beneficial
ownership of such shares.

COLE, as the sole general  partner of Iridian  Partners,  Iridian  Investors and
Iridian Private  Business,  may be deemed to own  beneficially  shares of Common
Stock that Iridian Partners,  Iridian Investors and Iridian Private Business may
be deemed to possess direct beneficial ownership. Iridian, as the sole member of
COLE,  may be deemed to  possess  beneficial  ownership  of the shares of Common
Stock that are beneficially owned by COLE.

Messrs.  Cohen and Levy,  by virtue of their  ability  to  exercise  voting  and
dispositive  power over the shares of Common Stock  beneficially  owned by First
Eagle pursuant to their employment  arrangements with A&SB Advisers described in
Item  8  of  this  Statement  (which  description  is  incorporated   hereby  by
reference),  may be deemed  to  possess  beneficial  ownership  of such  shares.
Messrs.  Cohen and Levy  disclaim  beneficial  ownership  of such shares for all
other purposes.

As used herein,  "beneficial  ownership" has the meaning set forth in Rule 13d-3
under the Securities Exchange Act of 1934, as amended.



                              SCHEDULE 13G              Page 16 of 19 Pages


(c) Power to vote or dispose.

Iridian has the direct power to vote or direct the vote, and the direct power to
dispose or direct the disposition,  of 4,537,757 shares of Common Stock. Messrs.
Cohen and Levy may be deemed to share with  Iridian  the power to vote or direct
the vote and to dispose or direct the  disposition  of such shares.

Iridian has the direct power to vote or direct the vote, and the direct power to
dispose or direct the disposition, of the 275,000 shares of Common Stock held in
the  aggregate  by Iridian  Partners,  Iridian  Investors,  and Iridian  Private
Business.  COLE (in  addition to Messrs.  Cohen and Levy) may be deemed to share
with  Iridian  the power to vote or direct the vote and to dispose or direct the
disposition of such shares.

Messrs.  Cohen and Levy have the power to vote or direct the vote, and the power
to dispose or direct the  disposition,  of the 1,117,900  shares of Common Stock
held by First Eagle.

________________________________________________________________________________
Item 5.  Ownership of Five Percent or Less of a Class.

If this  statement  is being filed to report the fact that as of the date hereof
the  reporting  person has ceased to be the  beneficial  owner of more than five
percent of the class of securities, check the following: ____

Not Applicable.

________________________________________________________________________________
Item 6.  Ownership of More Than Five Percent on Behalf of Another Person.

Not Applicable.

________________________________________________________________________________
Item 7.  Identification and Classification of the Subsidiary Which Acquired the
         Security Being Reported on by the Parent Holding Company.

Not Applicable.



                              SCHEDULE 13G              Page 17 of 19 Pages

________________________________________________________________________________
Item 8.  Identification and Classification of Members of the Group.


The  principal  business of Bank of Ireland is  banking.  Bank of Ireland is the
sole shareholder of IBI. The principal  business of IBI is to serve as a holding
company.  IBI is the sole shareholder of BancIreland.  The principal business of
BancIreland  is  to  serve  as  a  holding  company.  BancIreland  is  the  sole
shareholder  of BIAM (US) Inc.  The  principal  business of BIAM (US) Inc. is to
serve as a holding company. BIAM holds 61% of the equity interests of Iridian.

Iridian is an investment  adviser registered under Section 203 of the Investment
Advisers  Act of 1940,  and its  principal  business  is  managing  a number  of
accounts  containing  securities  over which Iridian has voting and  dispositive
power. Iridian is also the sole member of COLE.

The  principal  business  of COLE is serving as the  general  partner of each of
Iridian Partners,  Iridian Investors and Iridian Private Business. The principal
business of each of Iridian  Partners,  Iridian  Investors  and Iridian  Private
Business is investing in securities. Iridian serves as the investment adviser to
Iridian Partners,  Iridian Investors and Iridian Private Business.  COLE, as the
general  partner of Iridian  Partners,  Iridian  Investors  and Iridian  Private
Business,  and  Iridian,  as the sole member of COLE and  investment  adviser to
Iridian Partners,  Iridian Investors and Iridian Private Business,  share voting
and  dispositive  power  over  the  investments  of  Iridian  Partners,  Iridian
Investors and Iridian Private Business.

Each of Messrs.  Cohen and Levy  indirectly  owns a minority  equity interest in
Iridian  and,  as his  principal  occupation,  serves as a  director,  executive
officer and portfolio manager of Iridian.

As of  December  31,  2002,  each of  Messrs.  Cohen and Levy also  served as an
employee of Arnhold & S.  Bleichroeder  Advisers,  Inc.  ("A&SB  Advisers"),  an
investment  adviser  registered under the Investment  Advisers Act of 1940. A&SB
Advisers  acts as the  investment  adviser to First  Eagle Fund of  America,  an
open-end non-diversified mutual fund ("First Eagle"), which is a separate series
or portfolio of First Eagle Trust, an investment  company  registered  under the
Investment Company Act of 1940. To the Reporting Persons' knowledge, pursuant to
the terms of the investment  advisory  agreement between A&SB Advisers and First
Eagle,  A&SB Advisors has the authority,  for and in the name of First Eagle, to
vote and to dispose of  securities  owned by First  Eagle.  As employees of A&SB
Advisers,  Messrs.  Cohen and Levy perform A&SB's investment advisory duties and
functions  with  respect to First  Eagle,  including  the exercise of voting and
dispositive  power over  securities  held by First Eagle.  Effective  January 1,
2003,  the  employment  relationship  between  each of  Messr.  Cohen  and  Levy
terminated,  and Iridian became a sub-advisor of A&SB Advisors for the provision
of investment management servies to First Eagle Fund of America.

________________________________________________________________________________
Item 9.  Notice of Dissolution of Group.

Not Applicable.

________________________________________________________________________________
Item 10.  Certifications.

By  signing  below the  undersigned  certifies  that,  to the best of its or his
knowledge  and belief,  the  securities  referred to above were acquired and are
held in the  ordinary  course of business and were not acquired and are not held
for the  purpose of and do not have the effect of changing  or  influencing  the
control of the issuer of the  securities  and were not acquired and are not held
in connection with or as a participant in any transaction having such purpose or
effect.



                                 SCHEDULE 13-G              Page 18 of 19 Pages


                                   SIGNATURE.


After reasonable  inquiry and to the best of its or his knowledge and belief, we
certify that the information  set forth in this statement is true,  complete and
correct.

Date: February 11, 2003




                                THE GOVERNOR AND COMPANY OF THE BANK OF IRELAND

                             By:   /s/   John Clifford
                                   ----------------------------------
                                        John Clifford
                                        Group Secretary


                              IBI INTERFUNDING

                             By:   /s/   Terry Forsyth
                                   ----------------------------------
                                        Terry Forsyth
                                        Secretary


                              BANCIRELAND/FIRST FINANCIAL,INC.

                              By:  /s/   Diane Morrison
                                    ----------------------------------
                                        Diane Morrison
                                        Director

                              BIAM (US) INC.

                              By:  /s/   Diane Morrison
                                    ----------------------------------
                                        Diane Morrison
                                        Director


                         SCHEDULE 13G                  Page 19 of 19 Pages

                              IRIDIAN ASSET MANAGEMENT LLC

                              By: /s/    Jeffrey M. Elliott
                                   ----------------------------------
                                       Jeffrey M. Elliott
                                       Executive Vice President

                              COLE PARTNERS LLC

                         By: /s/    Jeffrey M. Elliott
                              ----------------------------------
                                   Jeffrey M. Elliott
                                   Executive Vice President

                              IRIDIAN PARTNERS FUND, L.P.
                         By:  COLE PARTNERS LLC

                         By:  /s/ Jeffrey M. Elliott
                              ----------------------------------
                              Jeffrey M. Elliott
                              Executive Vice President

                              IRIDIAN INVESTORS, L.P.
                         By:  COLE PARTNERS LLC

                         By:  /s/ Jeffrey M. Elliott
                              ----------------------------------
                              Jeffrey M. Elliott
                              Executive Vice President

                              IRIDIAN PRIVATE BUSINESS VALUE EQUITY FUND, L.P.
                         By:  COLE PARTNERS LLC

                         By: /s/    Jeffrey M. Elliott
                              ----------------------------------
                              Jeffrey M. Elliott
                              Executive Vice President


                         By: /s/    David L. Cohen
                              ----------------------------------
                              David L. Cohen, individually


                         By: /s/    Harold J. Levy
                              ----------------------------------
                              Harold J. Levy, individually





                             JOINT FILING AGREEMENT


This JOINT  FILING  AGREEMENT is made and entered into by and among The Governor
and  Company  of  the  Bank  of  Ireland,  IBI  Interfunding,  BancIreland/First
Financial, Inc., BIAM (US) Inc., Iridian Asset Management LLC ("Iridian"),  COLE
Partners LLC ("COLE"), Iridian Partners Fund, L.P. ("Iridian Partners"), Iridian
Investors,  L.P.  ("Iridian  Investors")  Iridian Private  Business Value Equity
Fund, L.P. ("Iridian Private Business"),  David L. Cohen ("Cohen") and Harold J.
Levy ("Levy").

The parties to this  Agreement  hereby agree to prepare  jointly and file timely
(or otherwise  deliver as appropriate)  all filings on Schedule 13D and Schedule
13G (the  "Filings")  required to be filed by them  pursunat to Section 13(d) or
13(g) under the  Securities  Exchange Act of 1934,  as amended,  with respect to
their respective ownership of any securities of Packaging Corporation of America
that are  requireed to be reportd on any Filings.  Each party to this  Agreement
further  agrees and covenants to the other parties that it will fully  cooperate
with such  other  parties  in the  preparation  and  timely  filing  (and  other
delivery) of all such Filings.


Date: February 11, 2003




                                THE GOVERNOR AND COMPANY OF THE BANK OF IRELAND

                             By:   /s/   John Clifford
                                   ----------------------------------
                                        John Clifford
                                        Group Secretary


                              IBI INTERFUNDING

                             By:   /s/   Terry Forsyth
                                   ----------------------------------
                                        Terry Forsyth
                                        Secretary


                              BANCIRELAND/FIRST FINANCIAL,INC.

                              By:  /s/   Diane Morrison
                                    ----------------------------------
                                        Diane Morrison
                                        Director

                              BIAM (US) INC.

                              By:  /s/   Diane Morrison
                                    ----------------------------------
                                        Diane Morrison
                                        Director



                              IRIDIAN ASSET MANAGEMENT LLC

                              By: /s/    Jeffrey M. Elliott
                                   ----------------------------------
                                       Jeffrey M. Elliott
                                       Executive Vice President

                              COLE PARTNERS LLC

                         By: /s/    Jeffrey M. Elliott
                              ----------------------------------
                                   Jeffrey M. Elliott
                                   Executive Vice President

                              IRIDIAN PARTNERS FUND, L.P.
                         By:  COLE PARTNERS LLC

                         By:  /s/ Jeffrey M. Elliott
                              ----------------------------------
                              Jeffrey M. Elliott
                              Executive Vice President

                              IRIDIAN INVESTORS, L.P.
                         By:  COLE PARTNERS LLC

                         By:  /s/ Jeffrey M. Elliott
                              ----------------------------------
                              Jeffrey M. Elliott
                              Executive Vice President

                              IRIDIAN PRIVATE BUSINESS VALUE EQUITY FUND, L.P.
                         By:  COLE PARTNERS LLC

                         By: /s/    Jeffrey M. Elliott
                              ----------------------------------
                              Jeffrey M. Elliott
                              Executive Vice President


                         By: /s/    David L. Cohen
                              ----------------------------------
                              David L. Cohen, individually


                         By: /s/    Harold J. Levy
                              ----------------------------------
                              Harold J. Levy, individually