Skip to main content
IRIS shield logo
Douglas MacGregor

Geographic Profiler & Forensic Intelligence Analyst

Douglas MacGregor

Geographic Profiler · Forensic Intelligence Analyst

  • Developer of the STEG geographic profiling model
  • Peer-reviewed published researcher
  • MSc Defense & Strategic Studies
  • Certified Open-Source Intelligence (C|OSINT)
  • International Association of Crime Analysts (IACA)

Douglas MacGregor is a geographic profiler and forensic intelligence analyst who supports law enforcement agencies on serial and violent crime, missing persons, and no-body homicide investigations. He developed the STEG model of geographic profiling — spatial, temporal, environmental, geographic — and co-authored the peer-reviewed research on combining geographic profiling with LiDAR and near-surface geophysics to locate clandestine gravesites.

Practice

  • Developed and implemented the STEG model of geographic profiling for active and cold case investigations
  • Advises law enforcement on serial crimes, missing persons, and body recovery operations
  • Applies geoforensic and spatial analysis to help locate clandestine gravesites
  • Produces forensic intelligence reports from open-source and case-file data
  • Conducts scene reconstructions and forensic environmental scans using advanced imaging
  • Delivers intelligence briefings to investigative teams and public safety audiences
  • Creates and delivers training modules for law enforcement, SAR, and investigative professionals

Published work

  • Berezowski, V., MacGregor, D., Ellis, J., Moffat, I. and Mallett, X. (2021). More than an Offender Location Tool: Geographic Profiling and Body Deposition Sites. Journal of Police and Criminal Psychology.
  • Berezowski, V., Moffat, I., Shendryk, Y., MacGregor, D., Ellis, J., Mallett, X. (2022). A multidisciplinary approach to locating clandestine gravesites in cold cases: combining geographic profiling, LiDAR, and near surface geophysics. Forensic Science International: Synergy, Vol. 5.
  • STEG model highlighted in Rossmo, D.K. (2025). Geographic Profiling (2nd ed.). Routledge.
  • Featured in David Wilson, Signs of Murder (Sphere Books, 2020)
  • Featured in Peter Bleksley, Manhunt (Ad Lib, 2020)
  • Contributor, Missing Persons Research Hub

Education

  • MSc, Defense and Strategic Studies — Missouri State University, 2009
  • Graduate Certificate, Modern Counter-Terrorism Strategies — Reichman University, International Institute for Counter-Terrorism, 2013
  • BA, Political Science — Carleton University, 2006

Certifications

  • Geographic Profiling Analysis — BCIT
  • Crime Mapping & GIS — BCIT
  • Crime Analysis — BCIT
  • Advanced Internet Investigations — BCIT
  • CDR Analysis; i2 Analyst Notebook — IACA
  • Certified Open-Source Intelligence (C|OSINT)
  • Forensic Linguistics; Truth, Behavior & Deception — PennWest
  • Emotion Recognition & Analysis (METT) — Paul Ekman Group
  • Crime Prevention Through Environmental Design (CPTED)

Media

  • Host, True Crime Talk
  • Appearances: Nancy Grace, Court TV, Discovery ID, Surviving the Survivor, Forensics Talks, Prime Time Crime, The Interview Room, The Consult

Confidential Case Review

Tell us what happened. We'll tell you what's possible.

Your inquiry is confidential and carries no obligation. We take on complex cases that need more than a records search.

  • Read by an investigator Your note goes to the team that would work the case — not a call center.
  • Completely confidential We don't share, sell, or discuss your inquiry with anyone.

Prefer to talk it through?

(208) 999-8460

Or email info@irisinvestigativestrategies.com

Your message goes directly to the IRIS team. It is never shared or sold.