Lietest: Deception, Truth & the Polygraph

Leonard H. Harrelson is a world-reknown polygraph expert who has tested more than 50,000 people and trained more than 1,500 polygraph examiners. This book provides an overview of the polygraph, as well as Harrelson's views on how to properly conduct an examination. Case stories range from murders, arson, thefts, sex and politics. His stories relating to interrogation and interrogation analogies make this a must-have reference for those who seek the truth. Isuues concerning reliability and validity as well as the legal status of the polygraph also are included.