He was a draftsman of the federal Defense of Marriage Acting, the statute which defines marriage for all federal purposes as the union of one man and one woman. DOMA was invalidated by the Supreme Court in United States v. Windsor. He is senior fellow of the American Civil Rights Union and a regular columnist for The Washington Times.
He was senior writer for Coral Ridge Ministries (now Truth in Action) and director of the Culture and Media Institute, a project founded in 2006 by the Media Research Center in Alexandria, Virginia.
Also, Knight has served as director of the Culture & Family Institute, an affiliate of Concerned Women for America. His career has included working 15 years in journalism, in which he had been a reporter and editor for the Maryland Coast Press, Maryland Gazette, and a reporter for the Annapolis Evening Capital after graduating from American University, a copy editor for the Fort
Lauderdale Sun-Sentinel, a news editor and writer for the Los Angeles Times, and a Media Fellow at Stanford University’s Hoover Institution (1989-1990). He was a Senior Fellow in Cultural Policy Studies for the Heritage Foundation (1990-1992).
In 1992, he joined the Family Research Council.
During his ten years working in that organization as director of the Cultural Studies program, its budget and staff greatly increased. Knight left the FRC in March 2001. Knight is an outspoken supporter of preserving the legal definition of marriage as the union of one man and one woman and has written prolifically on that topic.
Following the United States. Supreme Court"s decision in Boy Scouts of America v.
Dale, Knight was interviewed by anchor Bryant Gumbel on the Columbia Broadcasting System morning program The Early Show Thinking he was off air after the segment, Gumbel profanely cursed Knight, who has been featured on virtually every major network news or talk show. American Broadcasting Company television cancelled a scheduled appearance of Knight"s for Good Morning America a few days later at the urging of homosexual activists.
He has a Bachelor of Surgery (1973) and Master of Surgery (1975) in political science from American University. area.