Steve Cropper is likely the best-known soul guitarist in the world. He came to prominence with the Mar-Keys in the early '60s, then co-founded the Stax house band, Booker T. & the MG's and wrote "Green Onions," their biggest hit. His warm, fat, vamp-based playing style has appeared on 400 recordings. A major figure in putting Southern soul on the map, Cropper made his mark not only as a player -- Sam & Dave, Otis Redding, Eddie Floyd, Carla Thomas, and others -- but as a songwriter. Among his more than 3,500 writing, co-writing, production, and arranging credits are classics s...