American Journalism Review is a national magazine that covers all aspects of print, television, radio and online media. The magazine, which is published six times a year, examines how the media cover specific stories and broader coverage trends.

The Annenberg Public Policy Center of the University of Pennsylvania has been the premier communication policy center in the country since its founding in 1993.

Columbia Journalism Review’s mission is to encourage and stimulate excellence in journalism in the service of a free society. It is both a watchdog and a friend of the press in all its forms, from newspapers to magazines to radio, television, and the Web.

The Federal Communications Commission regulates interstate and international communications by radio, television, wire, satellite and cable in all 50 states, the District of Columbia and U.S. territories.

The Freedom Forum, based in Washington, D.C., is a nonpartisan foundation that champions the First Amendment as a cornerstone of democracy.

Gallup has studied human nature and behavior for more than 75 years. Gallup's reputation for delivering relevant, timely, and visionary research on what people around the world think and feel is the cornerstone of the organization.

News Media Alliance is a key resource for important industry research, including advertising, audience and circulation data.

The Pew Internet & American Life Project is one of seven projects that make up the Pew Research Center, a nonpartisan, nonprofit "fact tank" that provides information on the issues, attitudes and trends shaping America and the world. The Project produces reports exploring the impact of the internet on families, communities, work and home, daily life, education, health care, and civic and political life.