Richard Teitelbaum has been played on NTS shows including Work In Progress 2020, with In Memoriam H. M. first played on 21 January 2020.

Richard Teitelbaum (Born 19 May 1939 in New York City, NY, USA, died 9 April 2020 in Kingston, NY, USA.) was a composer, keyboardist, and improvisor. He is a former student of Allen Forte, Mel Powell and Luigi Nono. He is best known for his live electronic music and synthesizer performance. He is also involved with world music and uses Japanese, Indian, and western classical instruments and notation.

He studied Italy with Luigi Nono and Goffredo Petrassi. While in Italy, he became a founding member of Musica Elettronica Viva with Alvin Curran and Frederic Rzewski. He has also collaborated with Anthony Braxton, Nam June Paik, Joan Jonas, Andrew Cyrille, and Leroy Jenkins, among others.

Teitelbaum lived in upstate New York and taught at Bard College.