Manuscripts and correspondence of the editor, writer, and director of the University of Iowa Writer's Workshop, 1969-1987. Papers include research files and drafts for Ross [Lockridge] and Tom [Heggen]: Two American Tragedies (New York: Simon and Schuster, 1974), including three hundred Ross Lockridge letters and 40 interviews; copies of newspaper articles and book reviews; 446 letters by and about Tom Heggen, 95 interviews, copies of stories and articles written by Heggen; copies of newspaper and magazine articles written about Heggen and Mr. Roberts; official reports concerning Heggen's death; and general research and miscellaneous Items. This collection also includes materials for A Daring Young Man: A Biography of William Saroyan (New York: Knopf, 2002), and other books and stories.