Month: October 2015

Differences Between Screening & Diagnostic Exams

Our polygraph examiners at Ferland and Ranhoff Professional Associates have extensive experience administering diagnostic and screening polygraph examinations. Diagnostic Polygraph Examinations differ from Screening Examinations, such as Pre-Employment or Post Conviction Sex Offender Examinations in that Screening Examinations focus questions on an examinee’s different behaviors. For example, the focus of the examination questions may be specific … Continued