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Dr. David Mattson is Lecturer and Visiting Senior Scientist at the Yale School of Forestry and Environmental Studies, Research Associate at the Northern Rockies Conservation Cooperative, and Adjunct Faculty at Northern Arizona University. His former positions, prior to retirement from the U.S. Geological Survey, included Research Wildlife Biologist, Leader of the Colorado Plateau Research Station, and Western Field Director of the Massachusetts Institute of Technology-US Geological Survey Science Impact Collaborative, all with the USGS. He holds degrees in Forest Resource Management and Forest Ecology and a doctorate in Wildlife Resource Management from the University of Idaho.


Dr. Mattson has studied large carnivores for 35 years and has incorporated ecological information from pumas and grizzly bears into demographic, habitat, and risk management models. His ecological research has included focus on details of carnivore behaviors, including foraging, predation, and relations with humans. His human dimensions research has focused on conservation policy issues dealing with social, political, and organizational dynamics that shape policies and practices of carnivore and other conservation programs. David teaches classes on relations between science and policy. His work has been featured in Science, and Ecology and invited talks at the Smithsonian, American Museum of Natural History, the American Institute of Biological Sciences, and International Conferences on Bear Research and Management.


Dr. Mattson’s web site is

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