One of the youngest recipients of a MacArthur "genius" grant, Kara Walker, an African American artist, is best known for her iconic, often life-size, black-and-white silhouetted figures, arranged in unsettling scenes on gallery walls. These visually arresting narratives draw viewers into a dialogue about the dynamics of race, sexuality, and violence in both the antebellum South and contemporary culture. Walker's work has been featured in exhibits around the world and in American museums including the Museum of Modern Art, the Guggenheim, and the Whitney. At the same time, her ideologically...