Michael Stephen "Mike" Portnoy is an American drummer primarily known as the former drummer, backing vocalist, and a co-founder of the progressive metal band Dream Theater. Known for his drumming prowess and technical skill, Portnoy has won 23 awards from the Modern Drummer magazine. He has co-produced the last six Dream Theater albums with guitarist John Petrucci, starting from Metropolis Pt. 2: Scenes from a Memory. From A Change of Seasons onwards, Portnoy had been writing a substantial amoun...