TALK Michael Alexander, author of Jazz Age and the Jews, will discuss Jewish life in the roaring 20s, including performer Al Jolson, Supreme Court Justice Felix Frankfurter and mobster Arnold Rothstein in the lecture “‘Mammy, Don’t You Know Me?’: Al Jolson and the Jews.” He’ll discuss the 1920s as a heyday of Jewish culture, but why many identified with groups that remained marginalized. Book signing and dessert reception will follow. 7 pm // Davidson Conference......