Heena Goswami, Abhishek Kakker, Niha Ansari, Anand Lodha and Alok Pandya
The psychologist and legal professional have an interest as important study of lie detection which revolves as one of the foremost areas of applied psychology. Indeed, in legal settings, police offices, and attorneys are among those make sure with the responsibility to determine clues which is important to know whether someone is lying or telling the truth in investigations, court trials, border control interviews and intelligence interviews. Therefore, psychologists and practitioners have developed various lie detection tools which cover entire possible range from observing behavior, analyzing speech, and measuring peripheral physiological responses to recording brain activity. This article will bring in the reader to the main lie detection tools and theories that underpinned to date in reference to deception.