Jazz pianist, educator, and composer who was a founding member of the 1980s hard rock band Giant.
He was a member of The New Tony Williams Lifetime band and can be heard on the Believe It and Million Dollar Legs albums.
He became Professor of Jazz Studies at the University of Southern California.
He remarried in 2007 to Lina Brunkell. His daughter Greta was from a prior union.
He was a member of Bob Dylan's band and recorded the albums Bob Dylan at Budokan and Street-Legal with the legend.