Arthur H. Reidel

ARTHUR H. REIDEL is Chairman, President, CEO, Founder and a Director of
Pharsight Corp. From December 1992 until September 1994, he was
President and CEO of Sunrise Test Systems, a leading developer of
electronic design automation software. From 1991 through 1992, he held
executive positions with Weitek Corporation, including Vice President
and General Manager of its User Interface Products Division. From 1984
through 1991, Mr. Reidel was a General Partner of ABS Ventures Limited
Partnerships, a series of venture capital funds affiliated with
Alex.Brown and Sons. In this capacity, he invested in and was a Director
of numerous technology-based companies. From 1973 to 1984, Mr. Reidel
held management and executive positions, including Vice President of
Engineering and Operations at Interactive Training Systems and Vice
President of Technology at Schlumberger Computer-Aided Systems. Mr.
Reidel is a graduate of MIT.