William M. Ciesla, Forest Health Management International, Bugwood.org

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

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

Rob Routledge, Sault College, Bugwood.org

Bill Cook, Michigan State University, Bugwood.org

Bill Cook, Michigan State University, Bugwood.org

Bill Cook, Michigan State University, Bugwood.org

Brett Marshall, Sault College, Bugwood.org