Chuck Berry

Bo Diddley rivaled Chess label mate Chuck Berry as a primary architect for rock 'n' roll. Like Berry, he was influential as a singer, songwriter, guitarist and showman, and his pivotal role in forging rock from blues was punctuated by his signature "shave-and-a-haircut" beat, ... moreshaped by rumba. (Image: David Redfern/Redferns/Retna Ltd.)