Sigmund Freud's relationship with Otto Rank was the most constant, close, and significant of his professional life. Freud considered Rank to be the most brilliant of his disciples. The two collaborated on psychoanalytic writing, practice, and politics; Rank was the managing director of Freud's publishing house; and after several years helping Freud update his masterpiece, The Interpretation of Dreams, Rank contributed two chapters. His was the only other name ever to be listed on the title page. This complete collection of the known correspondence between the two brings to life...