Our Experts
Conservation International has leading experts in science, policy and partnerships.
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Chairman of the Board
Peter Seligmann has a vision and a mission. The vision is an environmentally healthy world that will provide economic opportunities and security for all people.
Chief Executive Officer
M. Sanjayan is a global conservation scientist whose work spans from genetics to wildlife migration to nature’s impacts on human well-being. He has served as Conservation International’s chief executive officer since 2017.
Executive Vice President, Conservation Partnerships
As Executive Vice President, Dr. Sebastian Troëng leads the Conservation Partnerships team that leverages public and private sector support to scale up conservation impacts benefiting nature, people and our global climate.
Chief Scientist
Johan Rockström is Chief Scientist at Conservation International. He also serves as co-director of the Potsdam Institute for Climate Impact Research, one of Europe’s leading centers for climate change and sustainability research.
Senior Vice President, Center for Oceans
Aulani Wilhelm is the senior vice president for Oceans at Conservation International. Her work bridges culture, community and science to drive innovations in ocean conservation.
Senior Vice President, Moore Center for Science
Dr. Michael B. Mascia is Senior Vice President of the Moore Center for Science at Conservation International, where he leads CI’s conservation science and technology initiatives.
Senior Vice President, Global Policy and Government Affairs
James Roth is Senior Vice President for Global Policy and Government Affairs, overseeing Conservation International’s U.S. Government Affairs and International Policy teams, as well as its Distinguished Fellows Program.
Senior Vice President, Conservation Finance
Agustin Silvani heads Conservation International’s Conservation Finance Division (CFD), which is dedicated to the development and financing of pioneering solutions for lasting change in environmental conservation.
Senior Vice President, Africa Field Division
Michael O’Brien-Onyeka is Senior Vice President for the Africa Field Division at Conservation International. In this role, he is leading a refreshed Conservation International Africa strategy focused on sustaining the nature that Africans rely on to thrive, building on Conservation International’s successes across Africa, and leveraging the Gaborone Declaration for Sustainability in Africa (GDSA) to drive a new sustainable development paradigm across the continent.
Senior Vice President, Natural Climate Solutions
Dr. Will Turner’s interests focus on integrating our knowledge of biodiversity, climate change and socioeconomics to safeguard biodiversity and support the billions who depend on it.
Vice President, Sustainable Production, Center for Environmental Leadership in Business
John Buchanan has held several different roles at Conservation International, focusing mainly on food and agriculture. John is currently focusing on development and implementation of sustainable agriculture and supply chain initiatives.
Senior Vice-President, Sustainable Lands + Waters
Bambi Semroc is Senior Vice President of the Center for Sustainable Lands and Waters at Conservation International.
Senior Scientist, Climate Change Biology, Moore Center for Science
Dr. Lee Hannah heads Conservation International’s efforts to develop conservation responses to climate change. Lee works collaboratively with the Bren School and UC Santa Barbara to model climate impacts on species in California, and with the National Botanical Institute in Cape Town, South Africa to model biotic change resulting from global warming in biodiversity hot spots in that region.
Vice President, Ocean Science and Innovation
Dr. Emily Pidgeon works on developing solutions for coastal and marine adaptation to climate change and on marine based approaches for mitigation through “blue carbon.”
Senior Director, Natural Climate Solutions
Bronson leads Conservation International’s Natural Climate Solutions science team, playing a key role in the strategic development of natural climate solutions science across the organization, leading a research agenda that helps deliver on Conservation International’s climate goals.
