A district judge and member of the Confessing Church, Lothar Kreyssig, wrote to Gürtner protesting (correctly) that the T4 program was illegal (since no law or formal decree from Hitler had authorised it); Gürtner promptly dismissed Kreyssig from his post, telling him, "If you cannot recognise the will of the Führer as a source of law, then you cannot remain a judge."[14]