On stage Nina Simone was known for her utterly free, uninhibited musical expression, which enthralled audiences and attracted life-long fans. But amid the violent, haunting, and senseless day-to-day of the civil rights era in 1960s America, Simone struggled to reconcile her artistic identity and ambition with her devotion to a movement. Culled from hours of autobiographical tapes, this new film unveils the unmitigated ego of a brilliant artist and the absurdities of her time. At the height of...