Searching for Polygraph Test Ventura or Los Angeles Polygraph Testing? Look no further.
All of Doerner Investigations Polygraph examiners are current active duty and retired law enforcement. They are all current or retired polygraph examiners in one of the largest Law Enforcement agency’s in the country. Doerner Investigations is proud to be able to offer their services to the public on an off-duty basis.
The polygraph acts like a recorder; its instruments record physiological changes occurring in the body while the examiner asks questions. As the person is questioned about certain events or an incident, the examiner records and monitors the changes in the person’s blood pressure, heart rate, respiratory rate, and electro-dermo activities.
The process includes three phases:
The polygraph examination is used by law enforcement agencies, prosecution and defense attorneys, as well as by companies and corporations. Research reveals that polygraph examinations show between a 90-95% accuracy rate if administered by a qualified examiner.
We take polygraph examinations very seriously. The examination results can potentially impact a person’s relationship, employment, or the results of a civil or criminal matter. Polygraph testing, including the pre-test interview, may take between 1.5 to 4 hours.
* All employee screening polygraph examinations are conducted in full compliance with the Employee Polygraph Protection Act of 1988.