Christian Tapp holds degrees in Catholic Theology, Mathematics, History of Science and Philosophy (the two latter ones doctoral degrees). He started his career as a Wissenschaftlicher Mitarbeiter at Gottingen Philosophical Institute, spent a year as a postdoc at CMU Pittsburgh Philosophy Dept. and two years at the Institute for Christian Philosophy of Innsbruck University (Austria). Since August 2008 he is Juniorprofessor (Assistant Professor equiv.) for interdisciplinary questions of Philosophy and Theology, and Head of the research group "Infinitas Dei" at the Faculty for Catholic Theology of Ruhr-Universitat Bochum (Germany). In 2009 he became a member of the Junges Kolleg of the Nordrhein-Westfalische Akademie der Wissenschaften. Edmund Runggaldier SJ studied Philosophy at a Jesuit Faculty near Munich (Germany) and Theology at Innsbruck University (Austria). In 1977 he received his Ph.D. from Oxford University supervised by Alfred J. Ayer. He started his career the same year at Innsbruck University's Institute for Christian Philosophy, where he received his Habilitation in 1983 and became full professor in 1990. 1993-1995 Dean of the Theological Faculty in Innsbruck; Visiting Scholar at Notre Dame and Loyola University, Chicago (USA); 2003-2007 adjunct professor of analytical ontology at the Catholic University of Milano (Italy); 2007-2009 Romano Guardini Chair for Catholic Weltanschauung at the Protestant Theological Faculty at Humboldt Universitat Berlin (Germany). Robert Pasnau, Eleonore Stump, Thomas Schartl, Linda Zagzebski, Christoph Jager, Christian Tapp, Alan G. Padgett, Reinhold Bernhardt, William Lane Craig, Hans Kraml.