Arizona State University, Global Institute of Sustainability (Board Member)

Great Transition Initiative (Member)

Initiative for Science and Technology for Sustainability (Co-Convenor)

Long Term Ecological Research Systems, National Advisory Board (Member)

Maine Global Climate Change Inc. (Member, Executive Committee)

Maine Sustainability Solutions Initiative (Advisory Board Chair)

National Academies Study on America’s Climate Choices: Panel on Adapting to the Impacts of Climate Change (member)

Town of Trenton: Solid Waste Committee