1. Cornell Lab of Ornithology, at Cornell University, in Ithaca New York
2. Cornell Lab of Ornithology and with the Department of Zoology at the University of Cambridge, in Cambridge, England
3. Helmholtz Centre for Environmental Research—UFZ, Department of Ecosystem Services, in Leipzig, Germany; with the Institute of Biodiversity at Friedrich Schiller University Jena, in Jena, Germany; and with the German Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig, in Leipzig
4. NatureServe, in Arlington, Virginia; with the German Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig; and with the Environmental Science and Policy Department at George Mason University, in Fairfax, Virginia
5. Center for Ecology and Conservation Sciences (UMR CESCO), at the Muséum national d’Histoire naturelle, CNRS, Sorbonne Université, in Paris, France
6. Helmholtz Centre for Environmental Research—UFZ; with the German Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig; and with Humboldt-Universität zu Berlin's Institute of Geography, in Berlin, Germany
7. Department of Natural History at the Florida Museum of Natural History and with the University of Florida's Biodiversity and Genetic Institutes, at the University of Florida, in Gainsville