Bruce H. McCosar is a middle school science teacher residing in Sterling, VA, USA. He switched to teaching after a career in medicinal chemistry. He is a member of the Mvskoke (Creek) Nation, a Native American tribe originally indigenous to the Southeastern United States.
As a musician, he plays bass, guitar, Hammond organ, keys, and various drums. Many of these appear on his first album, evolution (Nov. 2006). His second album, handmade (Feb 2007), featured jazz compositions backed by hand percussion instruments only (mainly conga drums).