Dr. Herb Wilson is the Leslie Brainerd Arey Professor of Biosciences at Colby College in Waterville. He has a broad range of ornithological interests. Over the past quarter century in Maine, he has conducted research on the ecology of Black-capped Chickadee, Red-breasted Nuthatch, Palm Warbler, Semipalmated Sandpiper, and Purple Finch. For over 20 years, he has been tracking patterns of spring arrival of migratory breeding birds with the assistance of over 200 citizen scientists.