David L. Wagner (born 1956) is an entomologist and a professor of ecology and evolutionary biology at the University of Connecticut. He is the author of Caterpillars of Eastern North America, widely regarded as one of the most authoritative field guides on caterpillars. He also serves as an advisor for the Connecticut Department of Environmental Protection. He lists his current areas of interest as "Insect systematics and biology. Biosystematics of Lepidoptera, especially basal lineages. Conservation biology of invertebrates." He received a Ph.D. from the University of California, Berkeley. Awards and honors 2006: National Outdoor Book Award (Nature Guidebook), Caterpillars of Eastern North America Works Caterpillars of Eastern North America : A Guide to Identification and Natural History. Princeton, NJ : Princeton University Press, 2005. (cl. : alk. paper) (pb. : alk. paper) References External links UConn faculty page American entomologists University of Connecticut faculty University of California, Berkeley alumni 1956 births Living people