A veteran criminal justice professional, David O. Thomas, reflects on a 34-year career in Arizona's system in his memoir Requiem for Justice I. The book traces his path from a 1974 cadet in the Pima County Sheriff's Department to roles including detective, probation officer, defense investigator, and investigations supervisor. Thomas recounts a mix of incidents—from UFO reports and bar fights to suicides and major investigations—that illustrate the daily realities of law enforcement. A centerpiece of the narrative is the investigation into Charles Morgan's death in the Arizona desert, which raises questions about financial crimes and alleged organized crime links amid bureaucratic obstacles. Rather than focusing on a single case, the memoir emphasizes navigating the complexities of the justice system across decades and the lasting impact of certain cases. The articles collectively underscore the memoir's aim to document lessons from a long career and the people touched by criminal justice work.