Albert Ludwig University Freiburg, Tyskland
American University, Washington D.C., USA
Ateneo de Manila University, Filippinene
Charles Darwin University, Australia
Christian-Albrechts-Universität zu Kiel, Tyskland
Czech University of Life Sciences, Tsjekkia
Hawaii Pacific University, USA
Hochschule geisenheim University, Tyskland
James Cook University, Australia
James Cook University, Singapore
Københavns Universitet, Danmark
Lincoln University, New Zealand
Lübeck Fachhochschule, Tyskland
San Diego State University, USA
Technische Universität Dortmund, Tyskland
Universidad Complutense de Madrid, Spania
Universidad de Costa Rica, Costa Rica
Universidad Loyola Andalucia, Spania
Universidad San Ignacio de Loyola (USIL), Peru
Università degli Studi di Siena, Italia
Université de Picardie Jules Verne, Frankrike
University of Alaska Fairbanks, USA
University of British Columbia: Okanagan Campus, Canada
University of British Columbia: Vancouver Campus, Canada
University of Business in Wroclaw, Polen
University of California - Davis, USA
University of California - San Diego, USA
University of Hohenheim, Tyskland
University of Nebraska-Lincoln, USA
University of Western Australia, Australia
Wageningen University, Nederland
Warsaw University of Life Sciences, Polen