DG Forensics2022-10-12T14:19:34+00:00



HID, Human Performance DNA Testing, Homicide, Sexual Assault, Rape, Burglary, Theft, Touch DNA, Mixture Analysis, Crime Scene Investigation and Reconstruction.

Dr. Gangitano is a Forensic Geneticist with extensive experience in human forensic molecular identification and chemistry. Strong background in Human Genetic Identification (HID), Crime Scene Investigation, and Non-Human Forensics with emphasis on forensic plant science. He received his initial training in forensic DNA testing (1996-1997) with the US Federal Bureau of Investigation (FBI) DNA Unit in Buenos Aires, Argentina. Over a period of 10 years Dr. Gangitano has served as a forensic scientist, crime scene investigator, forensic DNA analyst and crime laboratory director in Buenos Aires, Argentina. During 12 years, as a professor of Forensic Science, he served as a consultant for several law enforcement agencies, the Texas Education Agency and a top tier law firm in United States.

Dr. Gangitano provides consulting services and expert witness testimony in a wide array of human and non-human identity testing including homicide, rape, sexual assault, robbery, theft, touch DNA, mixture analysis, forensic botany (including cannabis genetic identification), and crime scene investigation and reconstruction. He provides consultation and testimonial support to attorneys and law enforcement agencies in criminal and civil matters.



Dr. Gangitano served as a forensic scientist, crime scene investigator, and laboratory technical director during 10 years at the Argentinian Federal Police Crime Laboratory (PFA). He was trained by the Federal Bureau of Investigation DNA Unit at the Argentinian Atomic Energy Commission in 1996 and 1997 (Buenos Aires, Argentina).

After graduated as a PhD in Forensic Science, he moved to the United States to complete his postdoctoral research in Neuroscience and Neuro-urology at Baylor College of Medicine (Houston, Texas) where he was appointed as Adjunct Faculty. In 2007, he started his academic career as a faculty of the Department of Forensic Science at Sam Houston State University until 2019 (Full Professor). He served as a consultant for different law enforcement agencies at local, state and federal level nationwide and for an important law firm in Houston, Texas. Today, his scientific collaborations include: Universitat de Barcelona, Instituto Universitario de la Policía Federal Argentina (IUPFA), Revista Minerva, Policía de Investigaciones de Chile (PDI), Universidad Catolica de Temuco (Chile) and ISFG-GeFI (Italy)

Global Media

Global Media & Post

Most Relevant Global Media & Posts

Springer Nature

Characterization of new chloroplast markers to determine biogeographical origin and crop type of Cannabis sativa Original Article  Published: 23 August 2019 Madeline G. Roman, David Gangitano & Rachel Houston International Journal of Legal Medicine [...]



Most relevant peer-reviewed publications

Forensic Botany

Massively parallel sequencing of 12 autosomal STRs in Cannabis sativa. Houston R, Mayes C, King JL, Hughes-Stamm S, Gangitano D. Electrophoresis. 2018 Nov;39(22):2906-2911. doi: 10.1002/elps.201800152. Epub 2018 Sep 25. PMID: 30221375 https://pubmed.ncbi.nlm.nih.gov/30221375/ [...]

Human Genetic Identification

Assessment of impact of DNA extraction methods on analysis of human remain samples on massively parallel sequencing success. Zeng X, Elwick K, Mayes C, Takahashi M, King JL, Gangitano D, Budowle B, Hughes-Stamm S. Int [...]



  • Fluent English speaking & writing
  • Spanish Native language
Forensic Human Genetic Identification (HID) 96%
Non-human forensics Forensic Molecular Plant Science (Forensic Botany) 97%



To learn more about our service offerings and field expertise or to have a professional contact you directly, please submit an e-mail or contact by phone.
Mailing Address & Contact Info
Dr. David Gangitano
Murcia 30203
+ 34. 6 0 4 . 4 3 1 . 2 8 0