Chinonye Chukwu is a Nigerian-American writer, producer, and director. In 2019, she became the first Black woman to receive the Grand Jury Prize at Sundance Film Festival for her film Clemency, in which Alfre Woodard stars as a prison warden who begins to question the morality of capital punishment after witnessing back-to-back executions. In 2022 she released TILL, the first feature-length drama about Mamie Till Mobley and her son Emmett Till, whose lynching in 1955 galvanized the civil rights movement in the U.S.