(CNN)-- Marvin Isley, youngest member of the soulful Isley Brothers R&B group, has died from complications with diabetes, hospital officials said Monday. He was 56. Isley passed away Sunday ...

A classically trained musician and composter, Jasper helped write, produce and arrange much of The Isley Brothers' music from 1973 to 1983. Joining brothers Ernie and Marvin Isley, he helped usher ...

Chris Jasper, centre, flanked by Isley brothers Ernie, left, and Marvin - GAB Archive/Redferns ...