Kadir Nelson Kadir Nelson is the Caldecott Medal-winning artist of The Undefeated and a two-time Caldecott Honor recipient for Moses: When Harriet Tubman Led Her People to Freedom by Carole Boston Weatherford and Henry's Freedom Box by Ellen Levine. Among his numerous other awards are three NAACP Image Awards, two Coretta Scott King Author Awards, and three Coretta Scott King Illustrator Awards. His work has appeared in many publications including The New York Times, Sports Illustrated, and The New Yorker, and his paintings are in the private and public permanent collections of notable institutions across the country, including the Smithsonian National Portrait Gallery and National Museum of African American History and Culture in Washington D.C.; The National Baseball Hall of Fame in Cooperstown; the International Olympic Committee, and the US House of Representatives. Kadir lives with his wife is Southern California, and invites you to visit him at www.kadirnelson.com.