· Professor of Mathematics, Institute of Science and Technology Austria (ISTA)2009–
· Arts & Science Professor of Computer Science and Professor of Mathematics, Duke University1999–2012
· Co-founder, Director, and Principal, Geomagic, Inc.1996–2013
· Assistant, Associate, and Full Professor, University of Illinois at Urbana-Champaign1985–1999
· Ph.D. in Technical Mathematics, Graz University of Technology1982–
· Assistant Professor, Graz University of Technology1981–1985
· Diplom in Mathematics, Graz University of Technology1980–