Jeff Mackler

Jeffrey Mackler is an American activist from San Francisco, California. Mackler is the national secretary of Socialist Action, a Trotskyist political party. He was the nominee of Socialist Action for U.S. Senate from California in 2006, and President of the United States in 2016. His candidacy was endorsed by the Freedom Socialist Party. In both cases, Mackler was a write-in candidate. In 2019, Jeff Mackler was declared the presidential nominee for Socialist Action in the 2020 presidential election.

Mackler founded Northern California Climate Mobilization, is a longtime teacher and union activist with the American Federation of Teachers in Hayward, California and is director of the Mobilization to Free Mumia Abu-Jamal. He is an alumnus of Antioch College.