<PAGE>
EXHIBIT 24.0
T. ROWE PRICE GROUP, INC.
POWER OF ATTORNEY
KNOW ALL MEN BY THESE PRESENTS, that the undersigned directors and officers
of T. Rowe Price Group, Inc., a Maryland corporation, constitute and appoint
George A. Roche, Joseph P. Croteau and Barbara A. Van Horn, or any one of them,
the true and lawful agents and attorneys-in-fact of the undersigned with full
power and authority in said agents and attorneys-in-fact, and in any one or more
of them, to sign for the undersigned in their respective names as directors and
officers of T. Rowe Price Group, Inc., a Post-Effective Amendment to the
Registration Statement on Form S-8 (or other appropriate form) to be filed with
the Securities and Exchange Commission under the Securities Act of 1933 and any
amendment or supplement to such registration statement relating to the sale of
common stock of T. Rowe Price Group, Inc. under the following Plans:
- T. Rowe Price Group, Inc. 1998 Director Stock Option Plan
- T. Rowe Price Group, Inc. 1995 Director Stock Option Plan
- T. Rowe Price Group, Inc. 1996 Stock Incentive Plan
- T. Rowe Price Group, Inc. 1993 Stock Incentive Plan
- T. Rowe Price Group, Inc. 1990 Stock Incentive Plan
- T. Rowe Price Group, Inc. 1986 Employee Stock Purchase Plan
We hereby confirm all acts taken by such agents and attorneys-in-fact, or
any one or more of them, as herein authorized.
<TABLE>
<CAPTION>
Signature Title Date
--------- ----- ----
<S> <C> <C>
/s/ George A. Roche Chairman of the Board and President December 14, 2000
----------------------------- (Principal Executive Officer)
George A. Roche (Principal Financial Officer)
/s/ Joseph P. Croteau Vice President and Treasurer December 14, 2000
----------------------------- (Principal Accounting Officer)
Joseph P. Croteau
/s/ Edward C. Bernard Director December 14, 2000
-----------------------------
Edward C. Bernard
</TABLE>
<PAGE>
/s/ James E. Halbkat, Jr. Director December 14, 2000
-----------------------------
James E. Halbkat, Jr.
/s/ Donald B. Hebb, Jr. Director December 14, 2000
-----------------------------
Donald B. Hebb, Jr.
/s/ Henry H. Hopkins Director December 14, 2000
-----------------------------
Henry H. Hopkins
/s/ James A.C. Kennedy Director December 14, 2000
-----------------------------
James A.C. Kennedy
/s/ John H. Laporte Director December 14, 2000
-----------------------------
John H. Laporte
/s/ Richard L. Menschel Director December 14, 2000
-----------------------------
Richard L. Menschel
/s/ William T. Reynolds Director December 14, 2000
-----------------------------
William T. Reynolds
/s/ James S. Riepe Director December 14, 2000
-----------------------------
James S. Riepe
/s/ Brian C. Rogers Director December 14, 2000
-----------------------------
Brian C. Rogers
/s/ Robert L. Strickland Director December 14, 2000
-----------------------------
Robert L. Strickland
/s/ M. David Testa Director December 14, 2000
-----------------------------
M. David Testa
/s/ Martin G. Wade Director December 14, 2000
-----------------------------
Martin G. Wade
/s/ Anne Marie Whittemore Director December 14, 2000
-----------------------------
Anne Marie Whittemore
