Dr. Bryan Arva is a researcher at the National Consortium for the Study of Terrorism and Responses to Terrorism (START) at the University of Maryland. He has worked on numerous projects at START, including the Global Terrorism Database (GTD) and Profiles of Individual Radicalization in the United States (PIRUS). His research and teaching interests include terrorism, counterterrorism, homeland security, radicalization, preventing violent extremism, and the effects of new information and communications technologies (ICTs) on political violence.