"This reviewer had to be restrained from stopping people in the street to urge them to read it: They would learn something of the way science is done, something about how monkeys see their world, and something about themselves, the mental models they inhabit."--Roger Lewin, Washington Post Book World
"A fascinating intellectual odyssey and a superb summary of where science stands."--Geoffrey Cowley, Newsweek
"A once-in-the-history-of-science enterprise."--Duane M. Rumbaugh, Quarterly Review of Biology