1. Committee on Evolutionary Biology University of Chicago Chicago IL USA
2. Department of Science and Education Integrative Research Center Field Museum of Natural History Chicago IL USA
3. CAS Key Laboratory of Tropical Forest Ecology Xishuangbanna Tropical Botanical Garden Chinese Academy of Sciences Menglun China
4. Department of Statistics North Carolina State University Raleigh NC USA
5. Departments of Entomology and Ecology and Evolutionary Biology Cornell University Ithaca NY USA