Methods of detecting potential terrorists at airports

The interest in recent years to improve the reliability of deception and hostile intentions detection techniques is related to the need of increasing the safety of citizens threatened with terrorist attacks. In particular, the United States government through its security agencies is looking for and funding research on modern lie detection techniques. There are different opinions on whether we can determine who is planning a hostile act, merely by observing behavior. Some are convinced that scientific methods of detecting hostile intentions, among others by detecting deception, can help to catch terrorists and provide security. This article focuses on behavioral methods of detecting potential terrorists.