John Madden

Member of Serendipity Singers, a 1960s American folk group. The group was formed at the University of Colorado by students Bryan Sennet, Mike Brovsky and Brooks Hatch. They assembled a group that comprised nine members including vocalists Lynne Weintraub, Diane Decker and Tommy Tieman, guitarists John Madden and Jon Arbenz and bass player Bob Young. The group began to perform on college campuses, mostly in the Western United States.