Arthur Miller the murder, postulating that part of the reason Miller took such an active interest (including supporting Reilly's defense and using his own celebrity to bring attention to Reilly's plight) was because he had felt similarly persecuted in his run-ins with the HUAC. He sympathized with Reilly, whom he firmly believed to be innocent and to have been railroaded by the Connecticut State Police and the Attorney General who had initially prosecuted the case. In 1964 "After the Fall" was produced, and is said to be a deeply personal view of Miller's experiences during his marriage to Monroe. The play reunited
Arthur Miller suicide results from the tremendous guilt and self-awareness that arises during the play. Christopher Bigsby wrote "Arthur Miller: The Definitive Biography" based on boxes of papers Miller made available to him before his death in 2005. The book was published in November 2008, and is reported to reveal unpublished works in which Miller "bitterly attack[ed] the injustices of American racism long before it was taken up by the civil rights movement". In his book "Trinity of Passion", author Alan M. Wald conjectures that Miller was "a member of a writer's unit of the Communist Party around 1946," using the pseudonym