Henderson had suffered from emphysema for a long time, and three years ago endured a stroke that effectively ended his performing career. The cause of death was heart failure, according to his sister, Phyllis Henderson McGee of Lima, Ohio.
Winner of four Grammy awards—all of them achieved when he was in his 50s—Henderson was a lyrical player with a wide range, equally adept as a soloist or as part of an ensemble. Early in his career, he was compared to…