In The Private Science of Louis Pasteur, Gerald Geison has written a controversial biography that finally penetrates the secrecy that has surrounded much of this legendary scientist's laboratory work. Geison uses Pasteur's laboratory notebooks, made available only recently, and his published papers to present a rich and full account of some of the most famous episodes in the history of science and their darker sides--for example, Pasteur's rush to develop the rabies vaccine and the human risks his haste entailed. The discrepancies between the public record and the "private science"...