The first person Monsignor James P. Farmer defended when he served in the U.S. Army Judge Advocate General’s Corps in the early 1970s was a man from Puerto Rico who spoke no English. The future priest, then a young lawyer who knew no Spanish, received the case on appeal after his new client had already been convicted. The Puerto Rican had been previously represented by another man who also wasn’t bilingual. Remembering that a criminal law professor at The Catholic University of America Columbus School of Law had once told him that lawyers have a right not to defend someone,...