Future Biglaw Firm Actually Went To Bat Against A Power-Hungry Federal Government

Ed. Note: Welcome to our daily feature Trivia Question of the Day!
Politico has a piece from Clay Risen, author of , detailing the start of which current Am Law 50 firm that garnered a reputation in its early days for representing, usually pro bono, federal employees accused of being disloyal to the Truman administration?
Hint: The firm had three name partners when it started, but dropped one when he was appointed to the federal bench.
See the answer on the next page.