This episode of Marginalia is a bit of a departure from our other episodes. Normally I feature a 2-way conversation between myself and an author. But because our listeners at KMUW hear this specific author 2 hours a day every Monday through Friday, this 2-way was turned into a news feature which was broadcast on air. Who was this special author? Public radio talk show host, Diane Rehm. Her book is titled On My Own, and she started writing it one night as she began life on her own. Her husband of