Joshua D. Freilich is a professor in the Criminal Justice Department and and the Criminal Justice PhD program at John Jay College, and a Creator and co-Director of three open-source database studies: U.S. Extremist Crime Database (ECDB), The American School Shooting Study (TASSS), and the U.S. Extremist Cyber Crime Database (ECCD). Freilich's research has been funded by DHS and NIJ and focuses on the causes of and responses to terrorism and other types of targeted violence, open-source research methods, and criminology theory, especially situational crime prevention.

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