The Animal Legal Defense Fund (ALDF) fights to protect the lives and advance the interests of animals through the legal system. Founded in 1979 by attorneys active in shaping the emerging field of animal law, the Animal Legal Defense Fund has blazed the trail for stronger enforcement of anti-cruelty laws and more humane treatment of animals in every corner of American life.

Today, the organization's groundbreaking efforts to push the U.S. legal system to end the suffering of abused animals are supported by hundreds of dedicated attorneys and more than 200,000 members. the Animal Legal Defense Fund files groundbreaking lawsuits to stop animal abuse; provides free legal assistance to prosecutors handling cruelty cases; works to strengthen anti-cruelty statutes; encourages federal enforcement of existing animal protection laws; nurtures the future of animal law; and provides public education.