Louis Brandeis was an influential American lawyer and associate justice of the Supreme Court from 1916 to 1939. He was the first Jewish person to serve on the Court and is known for his progressive views on issues such as free speech, privacy, and labor rights. Brandeis advocated for the protection of individual liberties and was a strong opponent of monopolies. Brandeis earned the nickname "the People's Attorney" for his dedication to social justice and reform. He played a significant role in several landmark cases, including those related to workers' rights and public health. His legal philosophy emphasized the importance of balancing individual rights with the needs of society.