Daniel D. Ribacoff

Mr. Ribacoff is a preceptor and APA School-trained examiner. He studied and tested under the late Gene Sandacz, a renowned polygraph examiner, with close to 40 years of experience. Mr. Ribacoff began training with this master polygraph examiner in 1994. Mr. Ribacoff’s theory studies were from the US Department of Defense, Polygraph Institute curriculum. Mr. Ribacoff was trained in the use of Analog, Lafayette, Axciton and Limestone Technologies Computer Polygraph equipment. Mr. Ribacoff is a graduate of the Academy for Scientific Investigative Training. This American Polygraph Association-approved school is owned and operated by Nathan J. Gordon, a world-renowned polygraph researcher and past-President of the APA. Bill Fleischer is the Assistant Director of the school. Mr. Fleischer is a former FBI polygraph examiner. Mr. Ribacoff studied directly under Messrs. Gordon and Fleischer. Mr. Ribacoff has also trained at the Marston Polygraph Academy, San Bernardino, California.

Mr. Ribacoff conducts testing for criminal accusations, employee theft, insurance fraud, immigration issues, family issues, abuse allegations, media, etc. He has presented his findings to State and Federal Prosecutors, Supreme Court-Criminal, Civil and Matrimonial matters, Family Court matters, Human Rights Commissions, Department of Social Services/Child Protection Agencies, etc. He has traveled to Cartagena, Colombia to conduct examinations on a Federal Drug Trafficking Case. Mr. Ribacoff tests for Police Departments that do not have their own polygraph examiners on staff. He is on the Expert Panel of the Office of the Mayor of the city of New York and Nassau County, New York Assigned Counsel Plan for Criminal Court and Supreme Court-Criminal Part cases. He conducts polygraphs for the Kings, Queens and Nassau County Legal Aid Society. He is on the Expert Panel for Federal Criminal Court, under the Criminal Justice Act. He is an expert for an NBC/Universal television show that is internationally syndicated. He has lectured in Lisbon, Portugal; Budapest, Hungary and St. Julian, Malta on Credibility Assessment Techniques.

Mr. Ribacoff is certified in Advanced Post-Conviction Sex Offender Testing. Mr. Ribacoff tests for 18b and Criminal Justice Act Federal Court matters. Mr. Ribacoff is a member of the City of New York Police Reserve Association; he was named as the 1991 Man of the Year for the NYPD Honor Legion. This is an honor he shares with Mayor Koch, Mayor Giuliani, Sen. John McCain, Police Commissioner Safir and Police Commission Bratton, to name a few. He has been on the committee of the Nassau County Bar Association’s WE CARE fund for 18 years. He was the 2009 Honoree.

His firm has been featured in: The New York Times, Wall Street Journal, USA Today, NBC Today Show, Fox 5, Good Day New York, Fox 5 News, WPIX News, ABC News.com, NY Law Journal, Baltimore Sun, Chicago Tribune, NY Post, NY Daily News, CNN, CNBC, Long Island Business News, Glamour Magazine, Playboy.com, The Tyra Banks Show, NBC/Universal’s Steve Wilkos Show, GLOBO-TV, Sirius/XM Satellite, the Jeremy Kyle Show, the Bill Cunningham Show, the Rachel Ray Show and the National Geographic Channel.

Check out Dan's offical site for additinal information


Academy for Scientific Investigative Training
Marston Polygraph Academy
Advanced Post-Conviction Sex Offender Testing


American Polygraph Association Logo American Polygraph Association
National Polygraph Association Logo National Polygraph Association
International Society of Polygraph Examiners International Society of Polygraph Examiners
National Council of Investigative Security Specialists National Council of Investigative Security Specialists
ASTM International ASTM International
ASTM International Associated Licensed Detectives of New York State
British & European Polygraph Association British & European Polygraph Association
World Association of Detectives World Association of Detectives

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Polygraph and Lie Detector Testing in New York City, Long Island, Westchester, and the tri-state area

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  • Sunday - By Appointment Only

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