Detective Dave Sweet (retired) is a former police officer and investigator who, over twenty-five impactful years, served the city of Calgary – the last fourteen years spent investigating some of Canada’s most heinous crimes as a veteran homicide detective. Accumulating a vast array of experience through his law enforcement career, Dave has become a subject matter expert in all things investigation, including interviewing and interrogation, major case file management, evidence collection, undercover operations and leading large task forces and teams.