Dr. Anny Sauvageau is an associate clinical professor at the University of Alberta and the University of Calgary anda well-known world expert on asphyxia. She has a founder designation in forensic pathology from the Royal College of Physicians and Surgeons of Canada in recognition of her significant contribution to the development of this new specialty in Canada. From 2007 to 2012, she was vice president of the Forensic Pathology Examination Board of the Royal College of Physicians and Surgeons of Canada. She is also one of the founders and the program director of the residency program in forensic pathology at the University of Alberta. She is the author of more than 75 papers in peer-reviewed forensic journals and a much sought-after international speaker. She is the founder of the Working Group on Human Asphyxia and the cofounder of the International Network for Forensic Research. Her innovative approach toward forensic research has significantly improved the understanding of the pathophysiology of hanging and other types of strangulation. Commander Vernon Geberth is a retired lieutenant commander of the New York City Police Department with over 40 years of law enforcement experience. He is a nationally renowned lecturer, author, educator, consultant, and expert witness on the subject of death investigation. He has appeared on numerous local, national, and international television programs to answer questions on the subject of murder and provide insight, analysis, and commentary with respect to all aspects of homicide and death investigations. Geberth has been referenced as a media consultant on myriad national major cases across the United States and Canada. Over 66,500 members from over 8,000 law enforcement agencies have attended Geberth’s Practical Homicide Investigation seminars. In his seminars, Geberth focuses on his textbooks stressing advanced tactics, procedures, and forensic techniques and presents equivocal death, suicide, and missed investigations as well as serial murder investigation and the application of abnormal psychology to the investigative process.