Always elusive, constantly moving, incessantly changing, John Coltrane stood astride the jazz world of the late '50s and '60s. He was a giant of the saxophone and a major composer. His music influenced both rock stars and classical musicians. There was a mystical quality, a profound melancholy emanating from this quiet, self-contained man that moved listeners--some of whom knew little about music but heard something beyond music's boundaries in the...