%0 Generic %T Violent Islamist extremism, 2009 hearings before the Committee on Homeland Security and Governmental Affairs, United States Senate of the One Hundred Eleventh Congress, first session. %U https://ezaccess.libraries.psu.edu/login?url=http://search.proquest.com/congcomp/getdoc?HEARING-ID=HRG-2009-HSG-0064