Princeton University
Princeton, USA
Tufts University
Medford, USA
University of Arizona
Tuscon, AZ
University of Bristol
Bristol, UK
University of Cambridge
Cambridge, UK
University of Haifa
Haifa, Israel
University of Hannover
Hannover, Germany
University of Minnesota
Minneapolis/St. Paul, USA
University of North Carolina
Greensboro, USA
University of Pittsburgh
Pittsburgh, USA