Carole Boston Weatherford, a New York Times best-selling author and poet, was named the 2019 Washington Post Children's Book Guild Nonfiction Award winner. Her numerous books for children include the Coretta Scott King Author Award winner Unspeakable: The Tulsa Race Massacre, illustrated by Floyd Cooper; the Caldecott Honor Books Moses: When Harriet Tubman Led Her People to Freedom, illustrated by Kadir Nelson, and Voice of Freedom: Fan...