Richard Lowe Teitelbaum (May 19, 1939 – April 9, 2020) was an American composer, keyboardist, and improvisor. A student of Allen Forte, Mel Powell, and Luigi Nono, he was known for his live electronic music and synthesizer performances. He was a pioneer of brain-wave music. He was also involved with world music and used Japanese, Indian, and western classical instruments and notation in both composition and improvisational settings.