Bachelor, Westmar College, 1968. Master of Arts, University South Dakota, 1970.
Staff engineer Electric Lady Studios, New York City, 1971-1978. Recording and concert engineer Chick Corea Productions, Los Angeles, 1978-1981. Co-founder, director recording engineering Mad Hatter Studios, since 1981.
Member Audio Engineering Society, National Academy Recording Arts and Sciences.
Married Jill Carol Greenberg, July 2, 1978. 1 child, Rachel Lauren.