Question: Which website is run by David Horowitz, the American Conservative writer?
Context: David Horowitz (1903–2002) was the founder of the United Israel World Union and one of eight children of Cantor Aaron and Bertha Horowitz whose family immigrated to the United States in 1914.  He first went to the land of present-day Israel in 1924 as an ardent Zionist.  He married and moved to Poland in 1927 where he lived with his wife's parents during her pregnancy and played a part in trying to rescue European Jews from the Nazi plan to eliminate them as Germany conquered the countries of Europe during the 1939-1945 Second World War.  He moved to the U.S. in 1943 where he became an accredited correspondent to the United Nations and founded the United Israel World Union.  The purpose of his organization was to preach a universal Hebraic faith for all humankind based on the Decalogue and the other universal commandments of the Torah.  The hallmark of the organization was Isaiah's prescription that: FrontPage Magazine (also known as FrontPageMag.com) is an online right-wing political website, edited by David Horowitz and published by the David Horowitz Freedom Center. Andrew David Horowitz (born October 12, 1983) is an American songwriter, producer and recording artist.  He is best known as green-tied keyboardist and writer of the indie rock band Tally Hall.  Horowitz has worked with several artists including John Legend, Lindsey Stirling, Jidenna, Allie X, Verite, Scott Klopfenstein and Rob Cantor. Discover the Networks (originally Discover the Network) (DtN) is a website run by the David Horowitz Freedom Center that focuses on the individuals, groups, and history of groups alleged to be political left wing.  DtN was launched in 2004 and has a staff of about a dozen contributors.  Its current Editor-in-Chief is David Horowitz; John Perazzo is the project's managing editor, and Richard Poe is its investigative editor.  Discover the Networks is associated with FrontPageMag.com. Carol Iannone is a conservative writer and literary critic.  She first made her mark as a strong critic of feminism in articles such as "The Barbarism of Feminist Scholarship."  She has published extensively in "Commentary", "National Review", "First Things", "Modern Age", "The American Conservative", "Academic Questions", and other conservative and neoconservative publications. TruthRevolt is a conservative U.S. news and activism website.  Founded in 2013 by Ben Shapiro and David Horowitz as a counterpoint to the politically progressive Media Matters for America, it is a project of the David Horowitz Freedom Center.  The site's stated mission is "to expose the leftist news media and to hold them accountable for their hypocrisy and bias." David Joel Horowitz (born January 10, 1939) is an American conservative writer.  He is a founder and current president of the think tank the David Horowitz Freedom Center; editor of the Center's publication, "FrontPage Magazine"; and director of Discover the Networks, a website that tracks individuals and groups on the political left.  Horowitz also founded the organization Students for Academic Freedom. Leo Brent Bozell III (born July 14, 1955) is an American conservative writer and activist who founded the Media Research Center, Parents Television Council, and CNSNews.com.  Bozell served as president of the Parents Television Council from 1995 to 2006.  In addition, Bozell serves on the board for the Catholic League for Religious and Civil Rights and has served on the board of directors in the American Conservative Union.  Bozell's column is also nationally syndicated by Creator's Syndicate where his work appears in publications such as the "Wall Street Journal", "Washington Post", "Washington Times", "New York Post", "Los Angeles Times," and "National Review". The David Horowitz Freedom Center, formerly the Center for the Study of Popular Culture (CSPC), is a conservative foundation founded in 1988 by political activist David Horowitz and his long-time collaborator Peter Collier.  It was established with funding from groups including the John M. Olin Foundation, the Bradley Foundation and the Scaife Foundation.  It runs several websites and blogs, including "FrontPage Magazine", Students for Academic Freedom and Jihad Watch. Fight Back!  with David Horowitz was a weekly consumer advocate show that ran from 1976-1992.  The show, hosted by David Horowitz, attempted to inform consumers about corporations and other big businesses whose products were of poor quality.  The format of the show allowed for some humorous segments, such as allowing people to send in photos of unintentionally funny signs (similar to Jay Leno's Headlines).  In 1987 the show was awarded best public affairs series for a network station and Horowitz also received a regional Emmy for host/moderator.
Answer: Discover the Networks