Lance Gunderson is professor and chair in the Department of Environmental Sciences at Emory University in Atlanta, Georgia. His research focuses on the human and institutional dimensions of resource ecology. He is coeditor-in-chief of the journal Ecology and Society. Craig R. Allen is a professor at the University of Nebraska-Lincoln, and serves on the board of directors for the Resilience Alliance. His research focuses on the links between land use and land cover change, biological invasions, extinctions, and resilience. Ahjond Garmestani is a research scientist with the US Environmental Protection Agency's Office of Research and Development in Gulf Breeze, Florida, and the Utrecht Centre for Water, Oceans and Sustainability Law at the Utrecht University School of Law in Utrecht, the Netherlands. His research is transdisciplinary and focuses on governance of social-ecological systems.