sentences:  After her return to the United States in late 1941, they married.Graham's two children, Wendy and Robert, were born during this marriage, which ended in divorce in 1946.Wendy, in her autobiographical book "One of the Family", writes of discovering as an adult that her father was, in fact, British philosopher A. J. Ayer; Ayer reportedly suggested that Robert Westbrook's biological father was probably actor Robert Taylor.