1. School of Forestry and Environmental Studies; Yale University; New Haven CT USA
2. Department of Environmental and Forest Biology; State University of New York College of Environmental Science and Forestry (SUNY ESF); Syracuse NY USA
3. Department of Forest and Natural Resources Management; State University of New York College of Environmental Science and Forestry (SUNY ESF); Syracuse NY USA
4. Department of Environmental Science, Policy and Management; University of California; Berkeley CA USA