These are the producers who brought reggae into the digital era, creating slurred electronic riddims and ushering in the era of dancehall bashment. King Jammy, a protege of King Tubby, filled his compositions with dubby basslines and uncanny effects. Steely & Clevie, session musicians since the early '70s, made their name with taut, pulsing, cool-as-ice beats, all guaranteed to make you move.