Career
Micyllus was born Jakob Moltzer in Strasbourg. From 1518 to 1522 he studied in Erfurt, then at the end of 1522 went to Philipp Melanchthon in Wittenberg. From 1524, aged only twenty-one, he directed the city Latin school at Frankfurt, on Melanchthon"s recommendation.
But he was not at ease with the radical Reformation in Frankfurt from 1526 and found a place as professor in Heidelberg, January 1533.
He died in Heidelberg.