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

Steve Dewey, Utah State University, Bugwood.org

Paul Wray, Iowa State University, Bugwood.org

Keith Kanoti, Maine Forest Service, Bugwood.org

Paul Wray, Iowa State University, Bugwood.org

USDA Forest Service - Forest Health Protection Intermountain Region - Ogden, UT , USDA Forest Service, Bugwood.org

Paul Wray, Iowa State University, Bugwood.org

Keith Kanoti, Maine Forest Service, Bugwood.org

Steve Dewey, Utah State University, Bugwood.org

Bill Cook, Michigan State University, Bugwood.org

Paul Wray, Iowa State University, Bugwood.org