1. 3/8/08 Presidential Radio Address to Public. Available at http://www.nytimes.com/2008/03/08/washington/08cnd-ptext.html.
2. 3/8/08 Presidential Address to House of Representatives. Available at http://www.nytimes.com/2008/03/08/washington/08cnd-pletter.html.
3. Justice in our world and in that of others: Belief in a just world and reactions to victims;Aguiar;Social Justice Research,2008
4. The authoritarian specter;Altemeyer,1996
5. The roles of retribution and utility in determining punishment;Carlsmith;Journal of Experimental Social Psychology,2006