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Explore the intricacies of lie detection in judicial systems and investigative needs through this comprehensive 1-hour 19-minute conference talk by Phaneendar B N. Delve into the psychosomatic interaction psychological theory that forms the foundation of lie detector tests, examining how minute physical alterations in the body can be used to detect deception. Gain insights into how these tests aid investigators in spotting lies and improving the effectiveness of their work. Analyze lie detection from various perspectives, understanding its applications and limitations in both judicial and investigative contexts. Learn about the latest advancements in polygraph technology and their impact on truth-seeking processes in criminal investigations and legal proceedings.