Chris Jasper, a former member of the Isley Brothers who helped define their classic sound, died at the age of 73. Jasper’s family announced his death on social media, stating that he passed away on Feb. 23 following a cancer diagnosis in Dec. 2024. His son Michael confirmed his death to Variety.

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Jasper was an R&B singer-songwriter and producer credited with shaping the sound of the Isley Brothers in the ‘70s and ’80s. He, along with Ernie and Marvin Isley, transformed the vocal trio (originally known for ‘50s and ’60s hits like “Shout” and “This Old Heart of Mine”) into a six-member R&B/funk group in 1973.