Correspondence, writings, lecture notes, newspaper clippings, biographical material, and printed matter pertaining primarily to Kris's academic career in psychoanalysis after his immigration to the United States in 1940. Documents his work as visiting professor at the New School for Social Research, New York, N.Y., and at the College of the City of New York, New York, N.Y.; co-director of the Research Project on Totalitarian Communication, New York, N.Y.; and lecturer for the New York Psychoanalytic Institute, New York, N.Y. Subjects include Nazi broadcast propaganda during World War II, the study of infant development and gifted adolescents, the publication in 1954 of Sigmund Freud's letters to Wilhelm Fliess in The Origins of Psychoanalysis, and psychoanalysis and art.

Correspondents include Mark Abrams, Siegfried Bernfeld, Gertrud Bing, Princess Marie Bonaparte, Suzanne Cassirer Bernfeld, Felix Deutsch, Helene Deutsch, K. R. Eissler, Ruth Selke Eissler, Otto Fenichel, Gladys Ficke, Anna Freud, Edward Glover, E. H. Gombrich, Phyllis Greenacre, Heinz Hartmann, Willi Hoffer, Ernest Jones, Lawrence S. Kubie, Nathan Constantin Leites, Sándor Lorand, Thomas Mann, Enid McLeod, Margaret Mead, David Rapaport, Hanns Sachs, John Scarlett Alexander Salt, Raymond de Saussure, Milton J. E. Senns, Hans Speier, René A. Spitz, Lionel Trilling, and Sir John Wheeler Wheeler-Bennett.