In this engaging conversation, retired NYPD officer Andrew G. Nelson discusses his journey from law enforcement to becoming a successful crime fiction author. He shares insights into his writing process, the development of his characters, and the intertwining of real-world events with his fictional narratives. The discussion also touches on the impact of 9/11 on first responders, the exploration of faith in his writing, and the challenges of connecting stories across different series. Nelson emphasizes the importance of character development and pacing in storytelling, while also reflecting on the current state of policing and societal issues.