In one exchange from Session One, Arthur Rizer of the R Street Institute—a former police oficer and military policeman himself— highlighted his work around police mentalities37 and police cultures. He conducted a survey of oficers asking for their reactions to being dressed like military personnel; whether doing so made them more aggressive; and whether their doing so afected perspectives in the community. His findings were clear that the oficers who responded indeed felt more aggressive in military gear, and knew that it frightened the public. … Arthur Rizer Director, Criminal Justice & Civil Liberties, R Street Arthur Rizer heads the Institute’s programs dealing with a variety of issues related to crime, policing, intelligence and privacy. In this capacity, he produces original research, writes for the popular press and educates policymakers on criminal justice and civil liberty issues. He is also a visiting lecturer at the University of London, University College London in the Department of Security and Crime Science, an adjunct professor of law at George Mason University’s Antonin Scalia Law School.