John Hammond Blues legend Hammond has been plucking the guitar for more than four decades. His encyclopedic output of American blues and folk are revealed in his live gigs with an acoustic, or electric, guitar cradled like a third arm with the harmonica wrapped around his neck adding accents. Hammond's road-hardened voice breathes life into country blues to roadhouse blues. His most recent recording, Push Comes to Shove, shows he hasn't slowed down a bit. Evening Muse (Samir Shukla)