In theater, London served as music director for Robert Wilson's The Knee Plays, cowrote Chelm, CA with Flying Karamozov Brother Paul Magid, even composed the score for a marionette production of The Golem! London has been a member of Les Miserables Brass Band and the Klezmatics, and leads his own group Hasidic New Wave, in addition to his other collaborations, including his work with vocalist Lorin Sklamberg. In 2000 he collaborated with a number of great New York musicians, including Anthony Coleman, Gina Leishman and Myra Melford to release Invocations for Tzadik's Radical Jewish Culture series. ~ Doug Stone, All Music Guide