Robert G. Cooper is president of the Product Development Institute, Inc., professor of marketing at the Michael G. DeGroote School of Business, McMaster University, Ontario, Canada, and on the faculty of the ISBM at Penn State University's Smeal College of Business Administration. Founder of the widely employed StageGate product development process, he has made Crawford Fellow of the Product Development and Management Association in 1999, and is author of Winning at New Products and Product Leadership. He lives in Oakville, Ontario Scott J. Edgett is CEO and cofounder of the Product Development Institute and an associate professor of marketing at McMaster University. Coauthor, with Robert Cooper, of Product Development for the Service Sector and a noted speaker and consultant worldwide, he lives in Ancaster, Ontario Elko J. Kleinschmidt is a professor of marketing and international business and director of the engineering and management program at McMaster University. An expert on new product development, he has written over 60 research publications and lectures and consults around the world. He lives in Ancaster, OntarioCooper, Robert G. is the author of 'Portfolio Management for New Products', published 2001 under ISBN 9780738205144 and ISBN 0738205141.