Doug Tallamy is a professor in the Department of Entomology and Wildlife Ecology at the University of Delaware, where he has authored 107 research publications and has taught insect-related courses for 44 years. Chief among his research goals is to better understand the many ways insects interact with plants and how such interactions determine the diversity of animal communities. Among his awards are the Garden Club of America Margaret Douglas Medal for Conservation and the Tom Dodd, Jr. Award of Excellence, the 2018 AHS B. Y. Morrison Communication Award, and the 2019 Cynthia Westcott Scientific Writing Award. Doug is author of Bringing Nature Home, Nature's Best Hope, and The Nature of Oaks; and co-founder with Michelle Alfandari of HOMEGROWN NATIONAL PARK®. Learn more at HNPARK.org.

Rick Darke is a landscape design consultant, author, lecturer, and photographer based in Pennsylvania who blends art, ecology, and cultural geography in the creation and conservation of livable landscapes. His projects include scenic byways, public gardens, corporate and collegiate campuses, mixed-use conservation developments, and residential gardens. Darke served on the staff of Longwood Gardens for twenty years and received the Scientific Award of the American Horticultural Society. His work has been featured in the New York Times and on National Public Radio. Darke is recognized as one of the world's experts on grasses and their use in public and private landscapes. For further information visit www.rickdarke.com.