New Zealand anthropologist Derek Freeman ignited a ferocious controversy in 1983 when he denounced the research of Margaret Mead, a world-famous public intellectual who had died five years earlier. Freeman's claims caught the attention of popular media, converging with other vigorous cultural debates of the era. Many anthropologists, however, saw Freeman's strident refutation of Mead's best-selling Coming of Age in Samoa as the culmination of a forty-year vendetta. Others defended Freeman's critique, if not always his tone.

Truth's Fool documents an intellectual journey that...