Behavior: The Everything Expert

Sometimes Amitai Etzioni seems to be a one-man profession. A professor of sociology at Columbia University and director of New York City's Center for Policy Research, Etzioni, 46, has written two books on foreign affairs, debated Wernher von Braun on the space race, helped Betty Friedan start a "think tank" for women, testified as an expert on an abortion bill, and received a National Book Award nomination for a book on genetics. Two weeks ago, he was hailed by a New York Daily News headline writer as a "sexpert" for a talk on sexual ethics, and the same day he was...

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