LIES, LLC Linguistic Interrogation Expert Services is focused on training, research and consultation relating to investigative interviewing, criminal interrogation, detecting deception, credibility assessments and investigative statement analysis for law enforcement as well as government and corporate clients and agencies. LIES, LLC brings you and your agency decades of experience in major crime investigations and real-world interviews and interrogations. You and your personnel deserve to be trained by someone who has practiced, not just researched, the science behind truth, lies, memory and deception.