 After marrying her second husband, screenwriter Frank Davis, she moved to California in 1935; with Davis she had two children.Slesinger was responsible for the screenplays, among others, of "The Good Earth" (1937) and, at the end of her life, she adapted "A Tree Grows in Brooklyn" (1946) with Davis, which won them an Oscar nomination for Best Screenplay.During the era of the Popular Front, Slesinger was a supporter of the American Communist Party.