Charles Ritchie, associate curator of modern prints and drawings, National Gallery of Art, and Mary Lynn Kotz, Rauschenberg biographer. Robert Rauschenberg has consistently created vital art for more than 50 years. In the first episode of this four-part series, Gallery curator Charles Ritchie and Rauschenberg biographer Mary Lynn Kotz discuss why the artist chose printmaking as a favorite medium and why collaboration has been central to his creative process. Produced in conjunction with the exhibition Let the World In: Prints by Robert Rauschenberg from the National Gallery of Art and Related Collections.