Another Field Guide to Little-Known and Seldom-Seen Birds of North America
John Sill holds a BS in wildlife biology from North Carolina State University.  He is a prize-winning and widely published wildlife artist.Cathryn Sill teaches elementary school in Franklin, North Carolina, and like her husband John, enjoys birding and nature photography.Ben Sill, John's brother, teaches civil engineering at Clemson University, and is an avid birder.