LEON THEREMIN led a life of flamboyant musical invention laced with daring electronic stealth. A creative genius and prolific inventor, Theremin launched the field of electronic music virtually singlehandedly in 1920 with the musical...

The Moog synthesizer "bent the course of music forever" Rolling Stone declared. Bob Moog, the man who did that bending, was a lovable geek with Einstein hair and pocket protectors. He walked into history in 1964 when his homemade...