Dr. Timothy Levine, Ph.D. is Distinguished Professor and Chair of Communication Studies at University of Alabama at Birmingham . Levine teaches and conducts research on topics related to deception, interpersonal communication, persuasion and social influence, cross-cultural communication, and social scientific research methods. In addition to teaching graduate and undergraduate classes, Levine does training for police, attorneys, and people in the intelligence and counterintelligence communities. Before UAB, he held faculty appointments at Korea University, Michigan State University, Indiana University and University of Hawaii. Levine has published more than 160 refereed journal articles reporting original research related to communication and he is an internationally recognized leader in deception research. He is the author or co-author of Information Manipulation Theory, Truth-Default Theory, the Veracity Effect, the Probing Effect, and the Park-Levine Probability Model. His research on deception has been funded by the National Science Foundation, U.S. Department of Defense, and the FBI. His current research focuses on what makes some people more believable than others, the prevalence of lying, and on effective interrogation strategies. Levine’s book, Duped, describes his program of research on deception relevant to Truth-Default Theory.