Ralph Barton, one of the most successful artists of the 1920s, mirrored the frantic decade in which he lived. Too much easy money, four failed marriages (his wives included French composer Germaine Tailleferre, actress Carlotta Monterey, who later married Eugene O'Neill, and the future Mrs E.E. Cummings), and his own manic-depressive personality all contributed to Barton's descent into madness. Plagued by insomnia, headaches, and what he would come...