Joel Simon is an author, journalist, and press freedom advocate. He is currently a Fellow at the Tow Center for Digital Journalism at Columbia University and a Senior Visiting Fellow at the Knight First Amendment Institute, also at Columbia. He is the author of four books, including most recently The Infodemic: How Censorship and Lies Made the World Sicker and Less Free, co-authored with Robert Mahoney. He writes on press freedom issues for The New Yorker, and produces a regular column for Columbia Journalism Review. From 2006 until 2021, Joel served as executive director of the Committee to Protect Journalists.