Fulfilling the progressive promise of the Constitution’s text and history

Now celebrating our tenth year, CAC is working in the courts, with elected leaders, and with legal scholars to preserve the rights and freedoms of all Americans, and to protect the integrity of our judiciary.
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What's New at CAC

See highlights from CAC’s recent work, including media appearances, ongoing litigation, newly published scholarship, and upcoming events.

Our Latest Work

Criminal Justice
June 22, 2018

RELEASE: Victory for the Fourth Amendment in Carpenter

“While the Framers of the Fourth Amendment could not have anticipated cell-phone technology, they deliberately...
By: Elizabeth B. Wydra
Criminal Justice
U.S. Supreme Court

Carpenter v. United States

In Carpenter v. United States, the Supreme Court considered whether the Fourth Amendment permits police to obtain cell phone location records that show an individual’s location and movements over the course of 127 days without...
Federal Courts and Nominations
June 21, 2018

Supreme Court ducks decision on whether president has the power to fire any top federal official

Los Angeles Times
The Supreme Court sidestepped a constitutional dispute Thursday over the scope of the president’s power...
Rule of Law
U.S. Supreme Court

Lucia v. Securities and Exchange Commission

In Lucia v. Securities and Exchange Commission, the Supreme Court considered whether the Securities and Exchange Commission’s administrative law judges are Officers of the United States within the meaning of the Constitution’s Appointments Clause.
Civil and Human Rights
U.S. District Court for the Western District of Virginia

Gilmore v. Jones, et al.

Protecting civil discourse from harmful conspiracy theorists like Alex Jones.
Voting Rights and Democracy
June 19, 2018

Symposium: The fight to vindicate our Constitution’s promise of democracy is far from over

SCOTUSblog
Partisan gerrymandering is a cancer on our democracy. Under our Constitution, states cannot rig the...
By: David H. Gans

Our Latest Cases

Great Hall of the Supreme Court of the United States | Phil Roeder, Flickr (CC BY 2.0)

CAC pursues a litigation strategy unique among progressive legal organizations by relying on the Constitution’s text and history. Our powerful amicus briefs provide invaluable arguments to Supreme Court Justices, legal scholars, and fellow advocates. Our clients include current and former bipartisan Members of Congress, state and local officials, law professors, and various nonprofit organizations. CAC’s efforts help to secure important legal victories in the Supreme Court, lower federal courts, and state supreme courts.