Here are the main inspirations behind the novel:
* The actual Son of Sam case: Breslin, a renowned journalist who covered the case extensively for the New York Daily News, drew heavily on the real-life events, including the murders, Berkowitz's arrest, and the public's fascination with the case.
* Berkowitz's confessions and letters: Breslin had access to Berkowitz's confessions and the letters he wrote to the police, giving him a unique insight into the killer's mind.
* The psychological aspects of the case: The novel delves into the psychological motivations behind Berkowitz's actions, exploring themes of isolation, alienation, and mental illness.
* The impact of the case on New York City: Breslin captures the fear and paranoia that gripped the city during the Son of Sam killings, highlighting the impact on everyday life and the public's relationship with the police.
It's important to note that "44" is a fictionalized account. Breslin takes creative liberties with the story, adding fictional characters and events to create a more engaging narrative. However, the core of the novel is firmly rooted in the real-life events of the Son of Sam case.