Demby was a composer of electronica and New Age music. Her 1986 album Novus Magnificat: Through the Stargate sold more than 200,000 copies. “Pulse magazine named it one of the top three New Age albums of the decade and called it ‘a landmark, full-length electronic symphony reminiscent of Baroque sacred music with crystalline effects that take you out of the realm of everyday experience.'”- The New York Times