Webthe new york times. Many people continue to wonder if there was more behind the story of the son of sam. Maury terry spent 40 years attempting to prove there was. Webwhile david berkowitz was arrested and convicted of the killings, he later went on to allude to other “sons” being present in correspondence with maury. Webmaury terry, a journalist, devoted an incredible 40 years of his life to unraveling the “son of sam” case. His unyielding belief that david berkowitz did not act. Webmaury terry, an investigative journalist, made it his life's work to prove that berkowitz, better known as the son of sam, was not alone on his killing spree. Webjournalist maury terry was suspicious of berkowitz’s confession. Spurred by conflicting witness descriptions of the killer and clues overlooked in the investigation,.