"Jean Barois" by Roger Martin du Gard is a novel published in 1913. It follows Jean Barois, a devout Catholic who discovers historical flaws in the Gospels and gradually loses his faith, separating from his religious wife. He moves to Paris, founds an influential journal, and becomes deeply involved in the Dreyfus Affair. As he ages and faces death, Barois confronts disillusionment with political exploitation of idealism and struggles with the terrifying possibility of his final moments contradicting his lifelong convictions.