Vanessa Richins Myers, About.com, Bugwood.org

Dave Powell, USDA Forest Service (retired), Bugwood.org

Jamie Nielsen, University of Alaska Fairbanks, Cooperative Extension Service, Bugwood.org

Jamie Nielsen, University of Alaska Fairbanks, Cooperative Extension Service, Bugwood.org

Bonsak Hammeraas, NIBIO - The Norwegian Institute of Bioeconomy Research, Bugwood.org

Bonsak Hammeraas, NIBIO - The Norwegian Institute of Bioeconomy Research, Bugwood.org

Bonsak Hammeraas, NIBIO - The Norwegian Institute of Bioeconomy Research, Bugwood.org

Bonsak Hammeraas, NIBIO - The Norwegian Institute of Bioeconomy Research, Bugwood.org

Jamie Nielsen, University of Alaska Fairbanks, Cooperative Extension Service, Bugwood.org

Jamie Nielsen, University of Alaska Fairbanks, Cooperative Extension Service, Bugwood.org

John M. Randall, The Nature Conservancy, Bugwood.org

Vanessa Richins Myers, About.com, Bugwood.org