Sly & the Family Stone harnessed all the disparate musical and social trends of the late '60s, creating a wild, brilliant fusion of soul, rock, psychedelia, and funk that broke down boundaries without a second thought. Led by Sly Stone, the Family Stone comprised an interracial mix of men and women, making them the first fully integrated band in rock history. Along with James Brown, they brought hard funk into the mainstream and did so with sociopolitical commentary. The Family Stone's arrangements were ingenious, filled with unexpected group vocals, syncopated rhythms, punchy...