He afterwards reckoned the Leipzig disputation (June-July 1519) and the burning of the papal bull (December 1520) as the beginning of the Reformation.
He hid himself in the Dominican convent at Leipzig in fear of popular violence, and died there on the 4th of July 1519, just as Luther was beginning his famous disputation with Eck.
Its immediate occasion was the disputation at Heidelberg (1568) for the doctorate of theology by George Wither or Withers, an English Puritan (subsequently archdeacon of Colchester), silenced (1565) at Bury St Edmunds by Archbishop Parker.
Withers had proposed a disputation against vestments, which the university would not allow; his thesis affirming the excommunicating power of the presbytery was sustained.
His learned wanderings ended (1486) at Rome, where he set forth for public disputation a list of nine hundred questions and conclusions in all branches of philosophy and theology.