Canon lawyer Dr Matthias Ambros, who has been a member of the RIGG since 2016, comes from the diocese of Passau (Bishop Oster). He has been appointed Second Ecclesiastical Advocate (Promotor iustitiae substitutus) at the Supreme Court of the Apostolic Signature of the Roman Curia. Among other things, he stands up for the rights of those who see themselves treated unjustly by the ecclesiastical administrative jurisdiction. Ambros was first at Campo Santo Teutonico in 2004/05 as a sabbatical student and at that time witnessed Joseph Ratzinger's election as Pope and his proclamation as Benedict XVI in St Peter's Square.

Ambros in the library of the german college