Real name: David M. Rosenthal

American keyboardist, synthesizer programmer, producer, orchestrator, musical director and touring professional, with perfect pitch, born January 1, 1961.

He is mostly known for working with the hard rock band Rainbow and Billy Joel and in addition he has worked with Bruce Springsteen, Enrique Iglesias, Robert Palmer, Steve Vai, Cyndi Lauper, Whitesnake, Little Steven, and Happy The Man.

He has designed recording studios and is a studio engineer as well. Currently owner of Sonic Adventures Studio.

Rosenthal has been nominated for three Grammy Awards.