ABOUT US

Gary Graff served 23 years with the Federal Bureau of Investigation investigating a variety of criminal offenses including violent crime, corruption, fraud and narcotics.  He specialized in complex cases, many of which were coordinated with state and local law enforcement. He has substantial trial and testimonial experience and extensive training and experience in crime scene processing, sketching and reconstruction, shooting incident reconstruction, and blood stain pattern analysis. Mr. Graff was a certified police instructor, SWAT member and instructor, firearms instructor, and member of the FBI’s Evidence Response Team. He has a Bachelor of Science Degree in Electrical Engineering, is a Certified Fraud Examiner and graduate of the FBI National Academy.

Iris Dalley Graff served over 20 years as a Special Agent for the Oklahoma State Bureau of Investigation, conducting laboratory analysis, crime scene investigation, and working with various police agencies in processing and investigating hundreds of homicide investigations. Dalley has B.S. in Biology and Masters in Secondary Sciences. She was a partner in Bevel Gardner and Associates before teaming with Gary Graff to form Graff Investigative and Forensic Training. She has many years of experience in providing case consultation, expert testimony, forensic analysis and instruction in bloodstain pattern analysis, crime scene reconstruction, and shooting incident reconstruction, in the United States and other countries. Dalley is a Fellow and Distinguished Member of the Association for Crime Scene Reconstruction and former president of the International Association of Bloodstain Pattern Analysts.

For the past 20 years, the Dalley-Graff team often partnered to investigate violent crime and provide training to federal, state, and local investigators.   They currently consult with and instruct law enforcement in a variety of disciplines including general investigation, interview and interrogation, case management, blood stain pattern analysis, crime scene reconstruction and shooting incident reconstruction. Their instruction focuses on the needs of the student and the practical skills necessary for success in the field. They remain dedicated to sharing their 50 plus years of collective experience and helping police investigators and crime scene personnel improve their professional skills.

 

Location:

The Graffs travel to training locations.  They have a summer home office in the Catskill Mountains of  New York and winter home office in Tulsa, Oklahoma.

Contact Information:

email: graff.training@gmail.com

phone: 918-916-6449