Patrick Laturnus, RCMP S/Sgt. (Retired), is an acclaimed forensic crime scene specialist who has been doing this work since 1975, specializing as a Bloodstain Pattern Analyst in 1990. He retired from the Royal Canadian Mounted Police with thirty-one years of service and then became a full-time instructor at the Ontario Police College for six years. He presently works as a private consultant in Ottawa, Ontario, which entails criminal casework as well as teaching on an international basis. Mr. Laturnus was responsible for establishing a training program that has certified people as qualified bloodstain analysts not only in the province of Ontario, but also in other provinces as well as internationally. He has written several bloodstain-related articles and has appeared on radio and television to discuss his work. His international work was recognized when he was designated a Distinguished Visitor by the Government of Singapore. He is the proud recipient of the Amethyst and Ovation awards from the Government of Ontario, as well as the winner of the Foster Award, which is the highest honour bestowed by the Canadian Identification Society. The ultimate recognition, as a bloodstain analyst, was being awarded the honour of Distinguished Member of the International Association of Bloodstain Pattern Analysts.