Chasing the Mockingbird is the story of a journalist's collapse into mental illness while doing research for a book about Harper Lee and To Kill a Mockingbird. Jean Bouler had a life-long fascination with Ms. Lee's novel because she grew up 40 miles from the famous author's hometown of Monroeville in south Alabama. Ms. Lee knew Jean's parents. Years later, Jean's interest in Ms. Lee turned into an obsession with tracing her path to fame. On a (literally)...