While earning his doctorate in communication, he worked as a research assistant at the FBI Training Academy in Quantico, Virginia. He later served as an assistant at the FBI’s Buffalo, New York, Field Office on the white-collar crime squad. Dr. Griffin’s research focuses on interpersonal communication contexts – specifically deception. Recently, Dr. Griffin has led an effort to increase accessibility for the Deaf at The University of Alabama and has conducted training on law enforcement interactions with the Deaf. In addition to deception and deafness, Dr. Griffin is also an expert in nonverbal communication.