Dr. Michael Hammer is the leading exponent of the concept of reengineering. He was named by BusinessWeek as one of the four preeminent management gurus of the 1990s and by Time as one of America's 25 Most Influential Individuals. He lives in Massachusetts.
James Champy is chairman of Perot Systems consulting practice. He is a leading authority on organizational change and development and business strategy.
He lives in Massachusetts.