Question: Noel Sheppard had contributed to which conservative U.S. monthly magazine covering news and politics, edited by R. Emmett Tyrrell, Jr.?

full_context: Document 1: Peggy Noonan: Margaret Ellen "Peggy" Noonan (born September 7, 1950) is an American author of several books on politics, religion, and culture, and a weekly columnist for "The Wall Street Journal". She was a primary speech writer and Special Assistant to President Ronald Reagan and has maintained a conservative leaning in her writings since leaving the Reagan administration.
Document 2: Ben Domenech: Ben Domenech (born December 31, 1981) is an American conservative writer, blogger and television commentator. He is the founder and the publisher of "The Federalist", host of "The Federalist Radio Hour", and writes "The Transom", a daily subscription newsletter for political insiders. He also co-founded the RedState group blog.
Document 3: Public Eye Magazine: The Public Eye Magazine is published by Political Research Associates in Somerville, Massachusetts. The Magazine was founded in 1977 by the Public Eye Network. It currently contains investigative articles about "movements, institutions, and ideologies that undermine human rights." Its primary focus is on right-wing groups in the United States.
Document 4: Mark Levin: Mark Reed Levin ( ; born September 21, 1957) is an American lawyer, author, and radio personality. He is the host of syndicated radio show "The Mark Levin Show". Levin worked in the administration of President Ronald Reagan and was a chief of staff for Attorney General Edwin Meese. He is president of the Landmark Legal Foundation, has authored seven books, and contributes commentary to various media outlets such as "National Review Online". On September 1, 2015, Levin was named Editor-in-Chief of Conservative Review.
Document 5: Noel Sheppard: Noel Sheppard was an American conservative commentator, editor, and small business owner from Northern California. He had contributed to the "Washington Examiner", "National Review", "The American Spectator", and the websites the "American Thinker" and "Real Clear Politics". Sheppard had been a guest commentator on Fox News, Headline News, and CNN. He was also the owner of Secure Legacy Estate Planning, a legal and financial estate planning firm based out of Danville, California
Document 6: Reihan Salam: Reihan Morshed Salam ( ; born 29 December 1979) is a conservative American political commentator, columnist, and author. He is the executive editor of "National Review" and a columnist for "Slate", as well as a contributing editor at "National Affairs", an interviewer for VICE, and a fellow at the University of Chicago Institute of Politics. He has appeared on a number of radio and television shows, including NPR's "Morning Edition, Talk of the Nation, All Things Considered", and "Tell Me More", on HBO's "Real Time with Bill Maher", NBCUniversal's "The Chris Matthews Show", WNYC's "The Brian Lehrer Show", BBC's "Newsnight", ABC's "This Week", CNN's "Fareed Zakaria GPS", Comedy Central's "The Colbert Report", American Public Media's "Marketplace, and Fox News' Tucker Carlson Tonight".
Document 7: Nile Gardiner: Nile Gardiner is a British conservative commentator, director of the Margaret Thatcher Center for Freedom at The Heritage Foundation, and a former aide to British Prime Minister Margaret Thatcher. He is also a commentator on U.S. and British television and a frequent contributor to the Fox News network, and the London "Daily Telegraph". Gardiner is co-author with Stephen Thompson of the book, "Margaret Thatcher on Leadership: Lessons for American Conservatives Today" (Regnery 2013).
Document 8: The Federalist (website): The Federalist is an English-language online magazine that covers politics, policy, culture, and religion. The site was co-founded by Ben Domenech and Sean Davis and launched in September 2013. Domenech serves as publisher of "The Federalist".
Document 9: Karin Agness: Karin Agness is the founder and president of the Network of enlightened Women (NeW), an American organization for conservative university women. She regularly speaks on campuses and to groups reaching out to women and young people. She is also a political commentator, appearing on shows such as "Fox & Friends", CNN's "American Morning", CNN's "Early Start", "The Situation Room with Wolf Blitzer", "PBS NewsHour with Jim Lehrer", "The Laura Ingraham Show" and "The Monica Crowley Radio Show". She has been published in "The Washington Post", "American Thinker", "The Huffington Post", "The Washington Times", "BlogHer", "The National Review Online", The "Richmond Times-Dispatch", "Politico", "U.S. News & World Report", "The Washington Examiner", and "The Tampa Tribune." She has been featured in "Time Magazine Online, "and is a Senior Fellow with the Independent Women's Forum. A graduate of the University of Virginia School of Law, she currently works in Washington, D.C.
Document 10: The Brown Spectator: The Brown Spectator is a student-run journal of conservative and libertarian political writing at Brown University. It was originally the product of a student independent project. It was first published in 1984 "as a two-page offering of student writing on brightly colored paper".
Document 11: The American Conservative: The American Conservative (TAC) is a bi-monthly journal of opinion published by the American Ideas Institute. It was founded in 2002 to advocate for what it holds to be the original conservative values of peace, community, and fiscal restraint, rather than the ideology of "war, every man for himself, and endless deficits and debt" that it believes was the result of the modern conservative movement. It is opposed to the "left-wing ideologies that ran rampant in the 20th century and the right-wing, but not conservative, reaction that has only exacerbated the destruction wrought by the left."
Document 12: American Spectator (literary magazine): The American Spectator was a monthly literary magazine which made its first monthly appearance in November 1932. It was edited by George Jean Nathan, though Eugene O'Neill, Ernest Boyd, Theodore Dreiser, and James Branch Cabell were also listed as joint editors. The original editors left the publication in 1935, after which the paper continued monthly publication under new editors until October 1936. "The American Spectator" lasted another six months on a bimonthly before folding altogether.
Document 13: Reason (magazine): Reason is an American libertarian monthly magazine published by the Reason Foundation. The magazine has a circulation of around 50,000 and was named one of the 50 best magazines in 2003 and 2004 by the "Chicago Tribune".
Document 14: Emmett Tyrrell: Robert Emmett Tyrrell Jr. (born December 14, 1943) is an American conservative magazine editor, book author and columnist. He is the founder and editor-in-chief of "The American Spectator". He writes under the byline R. Emmett Tyrrell, Jr. He has written for "Time", the "Wall Street Journal", the "London Spectator", "The Daily Telegraph", "The Guardian", "The New York Times", "The Washington Post", and "The Washington Times". He was also a media fellow at the Hoover Institution.
Document 15: The American Spectator: The American Spectator is a conservative U.S. monthly magazine covering news and politics, edited by R. Emmett Tyrrell, Jr. and published by the non-profit American Spectator Foundation.
ground_truth: The American Spectator