This collection consists of writings, notebooks, calendars, scrapbooks, research materials, correspondence, professional papers, teaching papers, personal memorabilia, juvenilia, family papers, photographs, printed materials, audiovisual materials, computer media, and other papers documenting the creative work and life of writer, artist, and performer Wayne Koestenbaum. Writings include drafts, proofs, and other papers documenting Koestenbaum's twenty books of fiction, poetry, criticism, and opera libretto. Writings and research materials include extensive materials relating to Maria Callas, Harpo Marx, Jacqueline Kennedy Onassis, and Andy Warhol. Correspondence includes letters from many literary figures, including extensive incoming and outgoing correspondence with Jeanne Schinto. The papers include documents, letters, and pieces of memorabilia documenting the history and lives of members of the Koestenbaum family. Printed materials include numerous contributions, interviews, reviews, and other appearances of Koestenbaum and his work.