POWER OF ATTORNEY


KNOW ALL MEN BY THESE PRESENTS, that I, Tommi A.
White, located at One Campus Martius, Detroit, Michigan 48226, do hereby
nominate, constitute and appoint, Thomas M. Costello, Jr., Barbara J.
Kovach or Terri Trainor Clark, with offices at One Campus Martius, Detroit,
Michigan 48226, my true and lawful attorney in fact, for me and in my name,
place and stead to:

Execute my name to any and all documents, forms
and reports ("Documents"), whether such Documents are filed with the
Securities and Exchange Commission electronically or otherwise, for
transactions in the securities of Compuware Corporation.

In addition,
I hereby give and grant unto my said attorney in fact, full power and
authority to do and perform every act necessary, requisite or proper to be
done in and about the premises as fully as I might or could do if I were
personally present, with full power of substitution and revocation, hereby
ratifying and confirming all that my said attorney shall lawfully do or
cause to be done by virtue hereof.

IN WITNESS WHEREOF, I have here
unto set my hand this 4th day of August, 2003.

In presence of



/s/							/s/
Amelia A. Fitzpatrick				Tommi A. White

Witness						Signature
Subscribed and sworn to before me
this 4th day
of August, 2003



/s/
Donna M. Duane
Notary Public, Acting in
Oakland
County, State of Michigan

My Commission expires:
Aug. 1,
2005