Bill Janeway is a Special Limited Partner at Warburg Pincus. He is responsible for building the company’s information technology investment practice, including investments in BEA Systems and VERITAS Software. As a practitioner, Dr. Janeway has been an active growth equity investor for over 40 years. As a theorist, he is an Affiliated Member of the Faculty of Economics of Cambridge University, a member of the board of directors of the Social Science Research Council and the Fields Institute for Research in the Mathematical Sciences, and of the Advisory Board of the Princeton Bendheim Center for Finance.