Medicine: How Men Behave

As an expert in classifying insects, burly, Hoboken-born Alfred Charles Kinsey had 150,000 specimens available for studying a single species of wasp. As professor of zoology at Indiana University, he found no similar bank of scientific data to help answer his students' questions about the sexual behavior of human beings; the most detailed study of sex histories covered only 300 individuals. Nine years ago Kinsey, doctor of science (Harvard) and author of half a dozen textbooks (e.g., New Introduction to Biology) set out to even the scientific score.

This week, after months of...

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