The American Constitution Society for Law and Policy (ACS) promotes the vitality of the U.S. Constitution and elementary values it expresses: individual rights and liberties, real equality, democracy and therefore the rule of law. ACS was fashioned in 2001 at Georgetown Law Center by then-law professor Peter J. Rubin.

ACS has quite 16,000 paying members and thousands of alternative supporters. ACS includes a 175 student chapters in law faculties in 47 states and 31 lawyer chapters in cities across the state. It’s headquartered in Washington, D.C. The organization promotes and facilitates discussion and dialogue of progressive public policy concepts and problems, providing forums for legal students, lawmakers, judges, lawyers, public policy advocates, law students and members of the media.

ACS hosts press and Capitol Hill briefings and public policy debates likewise as an annual convention where specialists, each conservative and progressive, dialogue and discuss an array of legal and public policy problems. The annual conference attracts lawyers, judges, elected officers, academics, public interest activists and students. Speakers at ACS events have included U.S. Supreme Court Justices Stephen Breyer, Ruth Bader Ginsburg and Antonin Scalia, vice chairman Joe Biden, former vice chairman Al Gore, U.S. Senators Russ Feingold, Amy Klobuchar, Patrick Leahy, Charles Schumer the late Paul Wellstone, and Sheldon Whitehouse, U.S. Representatives Tammy Baldwin, Artur Davis, Barney Frank, Diana DeGette, Jesse Jackson, Jr., and John Lewis, Secretary of State Hillary Clinton, former Attorney General Janet Reno and Attorney General Eric Holder, former Solicitors General Paul D. Clement, Walter E. Dellinger, Drew S. Days and Seth P. Waxman, and White House Counsel Greg Craig.

The organization fosters dialogue and discussion concerning legal and justice policy problems through the dissemination of ACS Issue Briefs, the ACSBlog, The Harvard Law & Policy Review (HLPR), which is the official journal of ACS, and Advance: The Journal of the ACS Issue teams. In 2009, ACS printed Keeping religion with the Constitution by Pamela S. Karlan, Goodwin Liu and Christopher H. Schroeder. Keeping religion examines the text and history of the Constitution revealing how the nation's framers inscribed the basic values of liberty, equality and democracy into the document. In 2010, Oxford University Press printed an updated version of keeping religion as a part of its acclaimed Inalienable Rights series. ACS additionally lunched a Web-based project in 2010 referred to as JudicialNominations.org, to supply comprehensive and up-to-date data on the rising variety of vacancies on the federal bench and therefore the ongoing struggles in Congress to substantiate judicial nominations.