John Martin-Joy, M.D. is a psychiatrist at Mount Auburn Hospital in Cambridge, Massachusetts. He was formerly a book editor. He has published articles on literary and psychiatric topics, including Emerson's influence on Hawthorne's "The Old Manse" and on Hemingway's nonfiction; the ethics of psychiatrists diagnosing public figures they have never met; and the role of defense mechanisms over the life span. His awards include a Laughlin fellowship from the American College of Psychiatrists and a Dupont-Warren Research Fellowship from the Harvard Department of Psychiatry.