Since its original publication in 1989, "Evolution: The History of an Idea" has been recognized as a comprehensive and authoritative source on the development and impact of this most controversial of scientific theories. This twentieth anniversary edition is updated with a new preface examining recent scholarship and trends within the study of evolution.

"An up-to-date yet accessible introduction for the non-expert on the intellectual history of evolution and evolutionism." - American Journal of Psychology

"Clarity of purpose and powers of organization shine forth from every page." - Times Literary Supplement

"A rih and energetic survey of the history of evolutionary thought." - Journal of the History of Medicine

"This new edition makes an already excellent book even better." - Quarterly Review of Biology

"Combines skilled historical research with superior writing . . . synthesizing the complex, often emotion-filled strands of evolutionary theory into a noteworthy, updated whole." - Science Teacher