"Hundreds of books have been written about FDR and Eleanor, both together and separately, but yet she remains a compelling and elusive figure. And, not much is known about why in 1920, Eleanor suddenly abandoned her duties as a mother of five and moved to Greenwich Village, then the symbol of all forms of transgressive freedom--communism, homosexuality, interracial relationships, and subversive political activity. Now, in this fascinating, in-depth...