John Gunn is a forest ecologist and Executive Director of the non-profit Spatial Informatics Group – Natural Assets Laboratory (SIG-NAL) based in Maine. Previously, John was a Senior Program Leader at the Manomet Center for Conservation Sciences and Director of Forest Stewardship at the Trust to Conserve Northeast Forestlands. John has a B.S. in Wildlife Management from the University of Maine, an M.F.S from the Yale School of Forestry and a Ph.D. in Biology from the University of New Brunswick studying forest songbird ecology. He has a broad background in sustainable forestry including a position developing FSC-certified forest management systems for a large private landowner in Maine and extensive work on family forest and group certification issues throughout North America. His experience includes work on more than 40 FSC forest management and chain of custody audits and assessments throughout North America. John served on the FSC US Standards Revision and Family Forests Standard working groups. At SIG-NAL, John’s work focuses on developing the tools and knowledge necessary to implement payments for ecosystem services programs (such as carbon sequestration and water quality). Recent work includes research and peer-reviewed publications on the greenhouse gas accounting of biomass energy and carbon storage in late-successional and old growth forests. John recently was elected to serve a three year term on the Membership and Policy Council of the Forest Guild professional organization.