Educated at the school of the collegiate church of his native town of Zurich, Hemmerlin then entered the University of Erfurt.
[1] in early 1412, Hemmerlich became a canon of the collegiate church of Saints Felix and Regula at Zurich.
He records the work of the Franciscan friars whose mission on Gran Canaria was destroyed in the 1390s in the aftermath of pirate raids.
Unlike other accounts that described the Canary Islanders' paganism as a justification for conquest, Hemmerlin presented the people as following natural law.
[2] After Zurich's concessions and return to alliance with the other Swiss, Hemmerlin was imprisoned and deprived of his offices.