Paul B. Carrollwrote for The Wall Street Journalfor seventeen years. The author of Big Blues,/I , he founded Context, the first new economy magazine, in 1997. Now a freelance writer, he lives outside Sacramento, California. Chunka Muiis the coauthor of the major business bestseller Unleashing the Killer Appand a fellow at Diamond Management and Technology Consultants. He lectures and consults widely on strategy and innovation, and lives in Chicago, Illinois.