MARY V. DEARBORN holds a doctorate in English and comparative literature from Columbia University, where she was a Mellon Fellow in the Humanities. She is the author of seven books—among them, Mistress of Modernism: The Life of Peggy Guggenheim and Ernest Hemingway. Dearborn has been a fellow at the Dorothy and Lewis B. Cullman Center for Scholars and Writers at the New York Public Library. She lives in Buckland, Massachusetts.