So Many Roads: The Life and Times of the Grateful Dead

Fifty years after they first came together and changed the sound of rock 'n' roll, the Grateful Dead remain one of rock's most beloved bands — a musical and cultural phenomenon that spans generations and paved the way for everything from the world of jam bands and the idea of independently released music to social networking. Much has been written about the band, but nothing quite as vibrant and vivid as So Many Roads.

Drawing on new interviews with surviving members and people in their inn...