The Nature Conservancy. Protecting nature. Preserving life.™

Jonathan Hoekstra is an ecologist and conservation scientist with expertise in evolutionary ecology, global conservation priorities, and endangered species protection and policy. He currently provides strategic and scientific leadership for Nature Conservancy efforts that help people and nature confront the threats of climate change.

Jennifer Molnar is a Nature Conservancy senior scientist who led global analyses of habitat conditions and threats, with a focus on marine and freshwater systems. She has experience in estuarine ecosystems, invasive species, hydrology, and environmental remediation and currently works on a team that studies the services that nature provides to people.

Michael Jennings led The Nature Conservancy’s global evaluation of terrestrial habitats. He has developed river management plans for the National Park Service and conservation assessments for the U.S. Fish and Wildlife Service. He currently works on conservation biology, community ecology, biogeography of climate change, and habitat classification at the University of Idaho.

Carmen Revenga is a senior scientist who led The Nature Conservancy’s global assessments on freshwater ecosystems and biodiversity. She has more than 15 years of experience and has published widely on the conditions of freshwater ecosystems, water resources policy, and marine and inland fisheries. She currently leads The Nature Conservancy’s global fisheries strategy.

Mark Spalding is a senior marine scientist who led The Nature Conservancy’s global marine assessment. He has two decades of experience in global reviews, and has authored books that include the World Atlas of Coral Reefs, The World’s Protected Areas, and the forthcoming World Mangrove Atlas.

Timothy Boucher is a senior conservation geographer at The Nature Conservancy, where he led spatial assessments of global habitat conditions, protections and threats. He has worked in international conservation science and geographic information systems for 15 years, traveling extensively to conduct field assessments on six continents.

James Robertson is a Geographic Information Systems manager for The Nature Conservancy who led spatial analyses for the freshwater and marine global habitat assessments. Before joining the Conservancy, he instructed conservation mapping workshops in the United States and China and applied expertise to international species conservation at the Smithsonian National Zoological Park.

Thomas Heibel contributed analysis to The Nature Conservancy’s global freshwater and marine assessments. He is currently a renewable energy analyst with BCS Incorporated, consulting for federal and state governments, and has previous research experience in conservation biology, with expertise in marine, freshwater and coastal ecosystems.

Katherine Ellison is a Pulitzer Prize-winning journalist and author of four books, including The New Economy of Nature: The Quest to Make Conservation Profitable, co-authored with biologist Gretchen Daily. As a former foreign correspondent, she reported from seven continents, winning such prizes as the Overseas Press Club’s award for human rights reporting.