Gatekeepers

A gatekeeper is defined as someone who controls access to something. It also refers to individuals who decide whether a given message will be distributed by a mass medium.

http://911review.com/denial/gatekeepers.html
http://candobetter.org/node/1286
http://www.questionsquestions.net/gatekeepers.html
http://www.questionsquestions.net/docs0209/0920_response.html
http://www.infowars.net/articles/november2008/211108Zinn.htm
http://www.prisonplanet.com/howard-zinn-i-dont-care-if-911-was-an-inside-job.html
http://dissidentvoice.org/2009/06/the-left-gatekeepers-and-tax-exempt-foundations/
http://www.onlinejournal.com/artman/publish/article_780.shtml
http://educate-yourself.org/cn/zwickergatekeepersofleft05oct07.shtml