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  • Phone: (304) 492-5855
  • Cell: (703) 303-8841
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Specialties & Experience of this Expert Witness

General Specialties:

Police Practices & Procedures and Law Enf & Criminal Justice

Specialty Focus:

1.) Police Practices, Procedures & Policy, 2.) Hate Crimes, Human Trafficking and Public Corruption Analysis, and 3.) Title II ADA Compliance in Police Investigations


BA, Michigan State University

Years in Practice:


Number of Times Deposed/Testified in Last 4 Yrs:


Additional Information

Greg Bristol is a retired FBI Special Agent and a subject matter expert in the investigations of hate crimes, human trafficking and public corruption. He applies his FBI expertise to determine the difference between a labor violation and forced labor or the difference between consensual prostitution and sex trafficking. He has taught police officers how to investigate human trafficking and hate crimes since 2006, first as a certified FBI police trainer, and secondly as the President of the Human Trafficking Investigations & Training Institute (HTITI). He is an experienced contracted EEO Investigator. Mr. Bristol is currently an expert consultant with the U.S. Department of Justice’s Office for Victims of Crime - Training & Technical Assistance Center, where he assists in financial fraud, hate crimes, human trafficking, and government corruption matters. His career as a State Trooper, a Special Agent with the FBI, and as a Special Agent with the Special Inspector General for Afghanistan Reconstruction has given him hands-on experience on how to investigate crimes, collect evidence, and testify in court. He has built a successful training company that teaches law enforcement officers enhanced human trafficking investigative skills as well as policies and procedures on how to conduct a human trafficking investigation. Mr. Bristol has been an expert witness in two federal civil human trafficking cases. Mr. Bristol testified in the 2019 hate crime prosecution of a former US Department of State employee who threatened employees at the Arab American Institute in Washington, DC. The defendant, in that case, was sentenced to 60 months in prison in August 2019. To view a one minute UNICEF PSA on child sex trafficking narrated by Mr. Bristol, please visit