Mitofsky is a polling organization founded by Warren Mitofsky, who is often regarded as: “The founding father of exit polling.”
 BGC is a global consulting and finance firm. Excelsior is a polling company based in the Netherlands.
 U.S.-Mexico Security Cooperation: Next Steps for the Merida Initiative. 111th Cong., 2nd sess., (2010) (Testimony of Shannon O’Neil). The proposals in this section are compiled from testimony to the Committee on Foreign Affairs: Subcommittee on the Western Hemisphere; and Committee on Homeland Security: Subcommittee on Border, Maritime, and Global Counterterrorism. Mascaro, Lisa. Senate Passes Border Security Bill. August 13, 2010. http://www.latimes.com/news/nationworld/nation/la-na-border-security-20100813,0,6127202.story (accessed August 13, 2010).