Question: The American Independent Institute started in 2014 by an American commentator who founded what media watchdog group?

Context paragraphs:
Equality Matters: Equality Matters is a media and communications initiative in support of LGBT rights in the United States.  According to its website, Equality Matters is a partner organization with Media Matters for America, a progressive media watchdog group.  Richard Socarides, longtime LGBT rights activist and former senior advisor to President Bill Clinton on gay civil rights issues, served as president of Equality Matters from its founding, and Kerry Eleveld, journalist for "The Advocate", served as editor beginning in 2011.  Both announced their departure from the organization in November 2011.

The Fox Effect: The Fox Effect: How Roger Ailes Turned a Network into a Propaganda Machine is a 2012 book written by David Brock and Ari Rabin-Havt.  Brock heads the progressive media watchdog group "Media Matters", the stated mission of which is "to comprehensively monitor, analyze, and correct conservative misinformation in the U.S. media."  The book details the numerous controversies of Fox News, with emphasis on its president, Roger Ailes.

Andrea Levin: Andrea Levin is director of the Committee for Accuracy in Middle East Reporting in America (CAMERA), a media watchdog group pro-Israel nonprofit, tax-exempt organization based in Boston.

David Brock: David Brock (born November 2, 1962) is an American Neo-Liberal political operative, author, and commentator who founded the media watchdog group Media Matters for America.  He has been described by "Time" as "one of the most influential operatives in the Democratic Party".

Deception: Betraying the Peace Process: Deception: Betraying the Peace Process is a book published in 2011 by the Israel-based media watchdog group Palestinian Media Watch.  "Deception" analyses a year of cultural, educational and general media sources in the Palestinian Authority (PA), beginning from May 2010, the month that indirect Israeli-Palestinian talks were initiated by the US.  The book concludes that the PA systematically fomented anti-Israel sentiment and promoted violence to undermine the peace process and a two-state solution.  It reports hundreds of examples of the "PA's policy of" glorifying terrorism and demonizing Israelis and Jews, in print, websites, videos, and school texts.  It states that the Palestinian leadership is deceiving the international community, presenting itself in English as pursuing peace, while propagating hate speech and support for violence in Arabic.

Jeff Cohen (media critic): Jeff Cohen is a journalist, media critic, professor, and the founder of Fairness & Accuracy In Reporting (FAIR), a media watchdog group in the US.  He is associate professor of journalism at Ithaca College, where he is endowed chair and founding director of the Park Center for Independent Media.  He was formerly a lawyer for the ACLU and authored or coauthored five books that criticize media bias, mainly written with Norman Solomon.  He was a regular commentator for Fox News Channel's "Fox News Watch", for MSNBC and CNN, and appears in "Outfoxed", a documentary critical of Fox News, and other documentaries.

CBS News controversies and criticism: Throughout the years, numerous conservative activists have accused CBS News of perpetuating a liberal bias in its news coverage.  The Media Research Center, a right-wing media watchdog group led by L. Brent Bozell, has been especially critical about what it has perceived to be unduly favorable coverage of liberal topics by CBS, especially during the tenure of "CBS Evening News" anchor Dan Rather.

Facts and Logic About the Middle East: Facts and Logic About the Middle East (FLAME) is a non-profit pro-Israel organization based in San Francisco, California.  It was founded by Gerardo Joffe and began as a local chapter of the pro-Israel media watchdog group CAMERA, later becoming an independent organization.  Its stated purpose is "the research and publication of the facts regarding developments in the Middle East and exposing false propaganda that might harm the interests of the United States and its allies in that area of the world."  Since 1987, it has regularly placed ads that it describes as "monthly hasbarah (educating and clarifying) messages in major publications of general circulation, such as "U.S. News and World Report", "The New York Times", "The Nation", "The National Review", "The American Spectator", "The Washington Times National Weekly", and others".

Palestinian Media Watch: Palestinian Media Watch (PMW; Hebrew: מבט לתקשורת פלסטינית‎ ‎ ) is an Israel-based nongovernmental organization and media watchdog group.  Founded in 1996 by Itamar Marcus, Palestinian Media Watch documents cases of incitement in Palestinian media.  It describes itself as "an Israeli research institute that studies Palestinian society from a broad range of perspectives by monitoring and analyzing the Palestinian Authority through its media and schoolbooks."

American Independent Institute: The American Independent Institute is a nonprofit organization which funds liberal investigative journalism efforts.  According to the organization, its aim is to support journalism which exposes "the nexus of conservative power in Washington."  The current institute, started by David Brock in 2014, is a relaunch of the former state-based digital news-gathering network known as the American Independent News Network.

Supporting paragraphs: American Independent Institute David Brock
Answer: Media Matters for America