DVD 1-Get started playing authentic blues piano by ear No music reading or previous piano experience is necessary. Within minutes you'll be playing a shuffle rhythm on the bass notes with your left hand and riffing on the treble notes with your right.David Cohen is an expert player and teacher and his step-by-step method is logically and carefully conceived. He systematically leads you through all the steps you'll need to play solid blues piano whether as a soloist or a member of a band.