International associates:

• professor Robert E. Ricklefs, University of Missouri - personal website
• professor Brian J. Enquist, University of Arizona  - personal website

• Volker C. Radeloff  - Head of the SILVIS Lab, Department of Forest and Wildlife Ecology, University of Wisconsin, Madison, Wisconsin USA

• John (Jack) W. Williams -  Director of the Center for Climatic Research (CCR), University of Wisconsin, Madison, Wisconsin USA