 From 1994 to 2008, he was senior editor of "Commentary".His articles have appeared in a wide variety of publications, including "Commentary (magazine)","The American Interest","The New York Times", "The Los Angeles Times", "The Washington Post", "The Wall Street Journal", "The Weekly Standard," "The New Republic", "The Bulletin of the Atomic Scientists", and "The Atlantic".A United States Chess Federation master, he was a chess columnist for "The New York Sun" until the newspaper closed.