Fredric Michael Wertheimer is an attorney, lobbyist, and activist. He is best known for his work on campaign finance reform and other government integrity, transparency, and accountability issues. He is the founder and president of Democracy 21, a nonpartisan organization that works to ensure the integrity and fairness of government decisions and elections. Previously, Wertheimer was the president of Common Cause, the nonprofit and nonpartisan lobbying organization that promotes open, honest, and accountable government.