The American Civil Liberties Union (ACLU) Foundation is the arm of the ACLU that conducts litigation and communication efforts. The Foundation provides legal presentation in cases involving issues of civil liberties and constitutional rights ranging from administrative hearings to trials and appeals. In addition, the Foundation educates the public as to civil liberties and constitutional rights by disseminating literature and other publications. The ACLU Foundation preserves and promotes civil rights and liberties as guaranteed by the United States Constitution.