In 1519 he left his position and move to Wittenberg, where he began a close professional relationship with Philip Melanchthon, who had recently accepted a position as professor of Greek at the University of Wittenberg on the recommendation of his great-uncle, Martin Luther.
He left his position and move to Wittenberg. This was in 1519. He began a close professional relationship with Philip Melanchthon. Philip Melanchthon had recently accepted a position as professor of Greek at the University of Wittenberg on the recommendation of his great-uncle. The University of Wittenberg on the recommendation of his great-uncle was Martin Luther.