found: Wanderradikalismus: Jesu erste Jünger : ein Anfang und was davon bleibt, 2002:title page (Markus Tiwald) back cover (born 1966)
found: Das frühe Christentum und die Stadt, 2012:title page (Markus Tiwald) back cover (Prof. Dr. Markus Tiwald; teaches New Testament at the Universität Duisburg-Essen)
found: The sayings source: a commentary on Q, 2020:title page (Markus Tiwald) back cover (Prof. Dr. Markus Tiwald; professor of New Testament at the University of Vienna)
found: Universität Wien, Institut für Bibelwissenschaft website, viewed November 29, 2021:link to Mitarbeiter page (Tiwald Markus; he has held the chair of New Testament at Vienna since 2019; born September 29, 1966, in Güssing, Burgenland, Austria; ordained to the Catholic priesthood on June 29, 1994; obtained his doctorate at Vienna in 2001; he taught at the Universität Duisburg-Essen from 2008 to 2019) - https://bibelwissenschaft-ktf.univie.ac.at/ueber-uns/mitarbeiter/tiwald-markus/
found: Deutsche Nationalbibliothek online catalog, viewed November 29, 2021(authorized access point: Tiwald, Markus; other data in authority record: Univ.-Prof. Mag. theol. Lic. bibl. Dr. theol.; Catholic theologian and university professor; born 1966 in Güssing; currently teaches at the Universität Wien)