1. Department of Biology, University of Waterloo , Waterloo, Ontario , Canada
2. Department of Biology at Case Western Reserve University , Cleveland, Ohio , United States
3. Department of Mathematics and School of Biological Sciences, University of Utah , Salt Lake City, Utah , United States
4. Department of Theory and Practice in Teacher Education, the University of Tennessee , Knoxville, Tennessee , United States
5. Donald Danforth Plant Science Center , Olivette, Missouri , United States
6. Departments of Ecology and Evolutionary Biology and of Mathematics, University of Tennessee , Knoxville, Tennessee , United States
7. Department of Environmental Science and Policy, University of California, Davis, California, and with the Santa Fe Institute , Santa Fe, New Mexico , United States
8. Department of Biological Sciences, University of Cincinnati , Cincinnati, Ohio , United States
9. Kansas Biological Survey & Center for Ecological Research, University of Kansas in Lawrence , Kansas in the United States
10. Department of Environment and Sustainability, University of Michigan , Ann Arbor, Michigan , United States
11. School of Information, University of Michigan , Ann Arbor, Michigan , United States
12. Marine Science Institute, University of California Santa Barbara , Santa Barbara, California , United States
13. Departments of Statistics and of Ecology and Evolutionary Biology at Iowa State University , Ames, Iowa , United States
14. Department of Mathematics at Jarvis Christian University , Hawkins, Texas , United States
15. Departments of Plant Biology and of Computational Mathematics, Science, and Engineering at Michigan State University , East Lansing, Michigan , United States
16. Department of Mathematical and Natural Sciences at Arizona State University , Glendale, Arizona , United States
17. Department of Biological Sciences, University of New Hampshire , Durham, New Hampshire , United States