Sylvester Stewart — known to most of the world as Sly Stone, who passed away at 82 on Monday — was one of the most important musicians not only of the rock-soul era — because his music combined both, ...

It’s hard to imagine the course pop music might have taken in the psychedelic ’60s had Sylvester Stewart not emerged at that pivotal moment as the leader of Sly and the Family Stone, a racially ...