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Frederick Zigan is a full time Crime Scene Investigator, polygraph operator,  and latent fingerprint examiner, based out of the metro Atlanta area. He has been a certified peace officer in the State of Georgia for more than 15 years and is a graduate of the National Forensic Academy as well as the American International Institute of Polygraph. He has been trained in Bloodstain Pattern Analysis, Shooting Incident Reconstruction, along with other disciplines within crime scene investigations.  Detective Zigan is an adjunct instructor at the National Forensic Academy in Oak Ridge, TN, where he gives presentations and instructs on fingerprint processing. He served as part of the Georgia Bureau of Investigation’s Internet Crimes Against Children Task Force for a number of years, as well as a Crime’s Against Persons Detective, where he investigated crimes from minor assaults to homicides.


He is a member of the IAI (International Association for Identification), the ICSIA (International Crime Scene Investigators Association), the ACSR (Association for Crime Scene Reconstruction), IABPA (International Association for Bloodstain Pattern Analysts), IAI (International Association of Interviewers), the APA (American Polygraph Association) the GPA (Georgia Polygraph Association), and the NPA (National Polygraph Association). Detective Zigan specializes in case reviews, advising and instruction, latent fingerprint analysis/ examination, and polygraph chart and report analysis.