Tom Nichols is a staff writer at The Atlantic and a contributor to the Atlantic Daily newsletter. He is a professor emeritus of national-security affairs at the U.S. Naval War College, where he taught for 25 years, and is an instructor at the Harvard Extension School. He has served as a legislative aide in the Massachusetts House and the U.S. Senate. 

Nichols writes about international security, nuclear weapons, Russia, and the challenges to democracy in the United States and around the world—along with occasional contrarian views on popular culture. His books include The Death of Expertise and Our Own Worst Enemy: The Assault From Within on Modern Democracy. He is also a five-time undefeated Jeopardy! champion.