POWER OF ATTORNEY

         KNOW ALL MEN BY THESE PRESENTS,  that the  undersigned  constitutes and
appoints  Kenneth R. Jensen as his true and lawful  attorney-in-fact  and agent,
with full power of  substitution,  for him and in his name,  place and stead, in
any and all capacities,  to sign the Registration Statement on Form S-8 covering
Common Stock of Fiserv, Inc., any or all amendments or post-effective amendments
to such Registration Statement, and to file the same, with all exhibits thereto,
and other  documents  therewith,  with the Securities  and Exchange  Commission,
granting unto said  attorney-in-fact  and agent,  full power and authority to do
and perform each and every act and thing  requisite  and necessary to be done in
and about the  premises,  as fully to all  intents  and  purposes as he might or
could  do  in  person,   hereby   ratifying   and   confirming   all  that  said
attorney-in-fact  and agent, or his  substitute,  may lawfully do or cause to be
done by virtue hereof.

         IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
as of the 21st day of May, 1997.



/S/ GEORGE D. DALTON
- ------------------------
George D. Dalton








                                                  POWER OF ATTORNEY

         KNOW ALL MEN BY THESE PRESENTS,  that the  undersigned  constitutes and
appoints  Kenneth R. Jensen as his true and lawful  attorney-in-fact  and agent,
with full power of  substitution,  for him and in his name,  place and stead, in
any and all capacities,  to sign the Registration Statement on Form S-8 covering
Common Stock of Fiserv, Inc., any or all amendments or post-effective amendments
to such Registration Statement, and to file the same, with all exhibits thereto,
and other  documents  therewith,  with the Securities  and Exchange  Commission,
granting unto said  attorney-in-fact  and agent,  full power and authority to do
and perform each and every act and thing  requisite  and necessary to be done in
and about the  premises,  as fully to all  intents  and  purposes as he might or
could  do  in  person,   hereby   ratifying   and   confirming   all  that  said
attorney-in-fact  and agent, or his  substitute,  may lawfully do or cause to be
done by virtue hereof.

         IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
as of the 21st day of May, 1997.



/S/ LESLIE M. MUMA
- --------------------
Leslie M. Muma








                                                  POWER OF ATTORNEY

         KNOW ALL MEN BY THESE PRESENTS,  that the  undersigned  constitutes and
appoints  Kenneth R. Jensen as his true and lawful  attorney-in-fact  and agent,
with full power of  substitution,  for him and in his name,  place and stead, in
any and all capacities,  to sign the Registration Statement on Form S-8 covering
Common Stock of Fiserv, Inc., any or all amendments or post-effective amendments
to such Registration Statement, and to file the same, with all exhibits thereto,
and other  documents  therewith,  with the Securities  and Exchange  Commission,
granting unto said  attorney-in-fact  and agent,  full power and authority to do
and perform each and every act and thing  requisite  and necessary to be done in
and about the  premises,  as fully to all  intents  and  purposes as he might or
could  do  in  person,   hereby   ratifying   and   confirming   all  that  said
attorney-in-fact  and agent, or his  substitute,  may lawfully do or cause to be
done by virtue hereof.

         IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
as of the 21st day of May, 1997.



/S/ KENNETH R. JENSEN
- ------------------------
Kenneth R. Jensen








                                                  POWER OF ATTORNEY

         KNOW ALL MEN BY THESE PRESENTS,  that the  undersigned  constitutes and
appoints  Kenneth R. Jensen as his true and lawful  attorney-in-fact  and agent,
with full power of  substitution,  for him and in his name,  place and stead, in
any and all capacities,  to sign the Registration Statement on Form S-8 covering
Common Stock of Fiserv, Inc., any or all amendments or post-effective amendments
to such Registration Statement, and to file the same, with all exhibits thereto,
and other  documents  therewith,  with the Securities  and Exchange  Commission,
granting unto said  attorney-in-fact  and agent,  full power and authority to do
and perform each and every act and thing  requisite  and necessary to be done in
and about the  premises,  as fully to all  intents  and  purposes as he might or
could  do  in  person,   hereby   ratifying   and   confirming   all  that  said
attorney-in-fact  and agent, or his  substitute,  may lawfully do or cause to be
done by virtue hereof.

         IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
as of the 21st day of May, 1997.



/S/ DONALD F. DILLON
- ------------------------
Donald F. Dillon








                                                  POWER OF ATTORNEY

         KNOW ALL MEN BY THESE PRESENTS,  that the  undersigned  constitutes and
appoints  Kenneth R. Jensen as his true and lawful  attorney-in-fact  and agent,
with full power of  substitution,  for him and in his name,  place and stead, in
any and all capacities,  to sign the Registration Statement on Form S-8 covering
Common Stock of Fiserv, Inc., any or all amendments or post-effective amendments
to such Registration Statement, and to file the same, with all exhibits thereto,
and other  documents  therewith,  with the Securities  and Exchange  Commission,
granting unto said  attorney-in-fact  and agent,  full power and authority to do
and perform each and every act and thing  requisite  and necessary to be done in
and about the  premises,  as fully to all  intents  and  purposes as he might or
could  do  in  person,   hereby   ratifying   and   confirming   all  that  said
attorney-in-fact  and agent, or his  substitute,  may lawfully do or cause to be
done by virtue hereof.

         IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
as of the 21st day of May, 1997.



/S/ L. WILLIAM SEIDMAN
- -------------------------
L. William Seidman








                                                  POWER OF ATTORNEY

         KNOW ALL MEN BY THESE PRESENTS,  that the  undersigned  constitutes and
appoints  Kenneth R. Jensen as his true and lawful  attorney-in-fact  and agent,
with full power of  substitution,  for him and in his name,  place and stead, in
any and all capacities,  to sign the Registration Statement on Form S-8 covering
Common Stock of Fiserv, Inc., any or all amendments or post-effective amendments
to such Registration Statement, and to file the same, with all exhibits thereto,
and other  documents  therewith,  with the Securities  and Exchange  Commission,
granting unto said  attorney-in-fact  and agent,  full power and authority to do
and perform each and every act and thing  requisite  and necessary to be done in
and about the  premises,  as fully to all  intents  and  purposes as he might or
could  do  in  person,   hereby   ratifying   and   confirming   all  that  said
attorney-in-fact  and agent, or his  substitute,  may lawfully do or cause to be
done by virtue hereof.

         IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
as of the 21st day of May, 1997.



/S/ GERALD J. LEVY
- --------------------
Gerald J. Levy








                                                  POWER OF ATTORNEY

         KNOW ALL MEN BY THESE PRESENTS,  that the  undersigned  constitutes and
appoints  Kenneth R. Jensen as her true and lawful  attorney-in-fact  and agent,
with full power of  substitution,  for her and in her name,  place and stead, in
any and all capacities,  to sign the Registration Statement on Form S-8 covering
Common Stock of Fiserv, Inc., any or all amendments or post-effective amendments
to such Registration Statement, and to file the same, with all exhibits thereto,
and other  documents  therewith,  with the Securities  and Exchange  Commission,
granting unto said  attorney-in-fact  and agent,  full power and authority to do
and perform each and every act and thing  requisite  and necessary to be done in
and about the  premises,  as fully to all  intents and  purposes as she might or
could  do  in  person,   hereby   ratifying   and   confirming   all  that  said
attorney-in-fact  and agent, or his  substitute,  may lawfully do or cause to be
done by virtue hereof.

         IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
as of the day 21st of May, 1997.


/S/ THEKLA R. SHACKELFORD
- -----------------------------
Thekla R. Shackelford








                                                  POWER OF ATTORNEY

         KNOW ALL MEN BY THESE PRESENTS,  that the  undersigned  constitutes and
appoints  Kenneth R. Jensen as his true and lawful  attorney-in-fact  and agent,
with full power of  substitution,  for him and in his name,  place and stead, in
any and all capacities,  to sign the Registration Statement on Form S-8 covering
Common Stock of Fiserv, Inc., any or all amendments or post-effective amendments
to such Registration Statement, and to file the same, with all exhibits thereto,
and other  documents  therewith,  with the Securities  and Exchange  Commission,
granting unto said  attorney-in-fact  and agent,  full power and authority to do
and perform each and every act and thing  requisite  and necessary to be done in
and about the  premises,  as fully to all  intents  and  purposes as he might or
could  do  in  person,   hereby   ratifying   and   confirming   all  that  said
attorney-in-fact  and agent, or his  substitute,  may lawfully do or cause to be
done by virtue hereof.

         IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
as of the day 21st of May, 1997.



/S/ ROLAND D. SULLIVAN
- -----------------------------
Roland D. Sullivan