Controversy swirls around Bernard Berenson today as it did in his middle years, before and between two world wars. Who was this man, this supreme connoisseur of Italian Renassance painting? How did he support his elegant estate near Florence, his Villa I Tatti? What exactly were his relations with the art dealer Joseph Duveen? What part did his wife, Mary, play in his scholarly work and professional career? The answers are to be found in the day-to-day...