Tom Aversa was born in Boston and attended the University of Massachusetts, Amherst. He has been an adjunct instructor in both the Center for Natural Resource Management & Protection as well as the Center for Experiential & Environmental Education at Unity College since 2011. For twelve years, he worked at the Franklin Park Zoo and Stone Zoo in Boston specializing in birds. In 1996, Aversa moved to Seattle and worked as an animal keeper, trainer and educator, presenting a free-flight raptor program at the Woodland Park Zoo from 1996 to 2010. His volunteer service has included work with the Nature Conservancy, Washington Ornithological Society, and Seattle Audubon, and he currently serves as board member for the Sebasticook Regional Land Trust. Aversa has co-authored three field guides to Northwest birds.