Dr. Rovner is recognized by the courts as an expert in polygraph testing and lie detection research. He has testified in numerous trials and hearings. Dr. Rovner is the only polygraph testing expert in California who has had his tests admitted in criminal court, in the U.S. and internationally. Because of his expertise Dr. Rovner has been called in to administer polygraph testing nationally and internationally for celebrities, actors, athletes, musicians, politicians and top corporate executives. Dr. Rovner always promises to keep test results confidential. You can be assured that Dr. Rovner will give you the same level of confidentiality that he gives to his high profile clients.