The topics addressed in Ruse's anthology are what is life?, explaining design, Darwinism and the tautology problem, the challenge of punctuated equilibrium, problems of classification, teleology: help or hindrance?, molecular biology, the recombinant DNA debate, human sociobiology, extraterrestrials?, evolution and ethics, God and biology, and cloning. The selections include classic discussions by Aristotle, Paley, and Darwin and up-to-the-minute articles by Arthur L. Caplan, Stephen Jay Gould, and E.O. Wilson. Ruse, a Supporter of NCSE, is the Lucyle T. Werkmeister Professor of Philosophy at Florida State University.