Dr. John Callahan is responsible for the development of the company's world class enterprise-ready biometric solutions, leading a global team of software developers, computer vision scientists and sales engineers. He has previously served as the associate director for Information Dominance at the U.S. Navy's Office of Naval Research Global, London UK office, via an Intergovernmental Personnel Act assignment from the Johns Hopkins University Applied Physics Laboratory. John completed his PhD in Computer Science at the University of Maryland, College Park.