Dr. Cody Gray congratulates Dr. Linda Nelson as she receives the President’s Award from the Aquatic Plant Management Society in 2015 for her dedication to the organization over the course of her career. Nelson retired from the U.S. Army Engineer Research and Development Center’s Environmental Laboratory, February 28, 2020, wearing three hats: associate technical director for Civil Works, Environmental Engineering and Sciences, and program manager for the Aquatic Nuisance Species Research and the Aquatic Plant Control Research Programs.