His cartoons have appeared in hundreds of newspapers and magazines, including: The New York Times, The Washington Post, Chicago Sun-Times, The Boston Globe, Washington Monthly and National Review.
His work has also been featured on "Good Morning America," "The MacNeil/Lehrer Newshour" and "C-Span."
Lee has been a guest lecturer at numerous schools and colleges, including The University of Missouri, The University of Kansas and The John. F. Kennedy School of Politics at Harvard University.
His work has been honored with more than two dozen awards, including two Fischetti Awards given by Columbia College in Chicago.
He has sold thousands of original cartoons, donating the money to Project Warmth, a charity based in Kansas City.
From 1989 to 1990, Lee served as the President of The Association of American Editorial Cartoonists.