Elisabeth Young‐Bruehl. Anna Freud: A Biography , 2nd ed. New Haven, CT: Yale University Press, 2008. 576 pp. $20.00 (paper). ISBN‐13: 9780300140231. Michael Ruse and Robert J. Richards (Eds.). The Cambridge Companion to the “Origin of Species.” New York: Cambridge University Press, 2009. xxvii, 395 pp. $26.00 (paper). ISBN‐13: 978‐0521691291. Stephen Murdoch. IQ:A Smart History of a Failed Idea . Hoboken, NJ: John Wiley & Sons, 2007. xiv + 269 pp. $24.95 (cloth). ISBN‐13: 978‐0471699774. Warren D. Allmon, Patricia Kelley, and Robert Ross (Eds.). Stephen Jay Gould: Reflections on His View of Life . New York: Oxford University Press, 2008. 416 pp. $34.95 (cloth). ISBN‐13: 978‐0195373202