Spotlight Security Solutions - Accra, Ghana

A polygraph, popularly referred to as a lie detector, measures and records several physiological indices such as blood pressure, pulse, respiration, and skin conductivity while the subject is asked and answers a series of questions.[1] The belief underpinning the use of the polygraph is that deceptive answers will produce physiological responses that can be differentiated from those associated with non-deceptive answers.

Investigative interviewing involves eliciting a detailed and accurate account of an event or situation from a person to assist decision-making.

Forensic Document Examination (FDE) is a forensic science discipline in which expert examiners evaluate documents disputed in the legal system. “Documents” may be defined broadly as being any material bearing marks, signs or symbols intended to convey a message or meaning to someone.