The singular odyssey of David Crosby remains one of the more remarkable tales in the annals of music history. As a founding member of the pioneering American groups the Byrds and Crosby, Stills & Nash, he helped create and popularize the highly influential folk-rock sound, forging the richly harmonic, radiantly acoustic approach that defined the West Coast music scene for years to follow; he also sold millions of records and enjoyed a cultural impact equaled by few of his contemporaries. Yet despite his often overwhelming success, Crosby is recognized far less for his artistic...