1. The Forest School Yale School of the Environment Yale University 195 Prospect Street New Haven Connecticut 06511 USA
2. Institute of Integrative Biology ETH Zurich Univeritätstrasse 16 8006 Zürich Switzerland
3. Odum School of Ecology University of Georgia Athens Georgia 30601 USA
4. Warren Wilson College 701 Warren Wilson Road Swannanoa North Carolina 28778 USA
5. Department of Terrestrial Ecology Netherlands Institute of Ecology P.O. Box 50 6700 AB Wageningen The Netherlands
6. Biology Department University of Central Florida 4110 Libra Drive Orlando Florida 32816 USA
7. Department of Biology State University of New York at Buffalo 1300 Elmwood Avenue Buffalo New York 14222 USA