Judd Legum founded and was editor-in-chief of ThinkProgress, a left-leaning publication of the think tank Center for American Progress. In 2007, he joined Hillary Clinton’s presidential campaign to work as its research director. [1]
In 2018, he left ThinkProgress to start his own political newsletter on Substack, calling it Popular Information. [2] The site regularly publishes articles on contemporary events, usually written by Legum himself. [3]