James D. Paruk is one of the world’s leading experts on the Common Loon. Paruk has studied breeding and wintering loons in several states and Canada for 30 years. He recently wrote a book entitled, Loon Lessons: Uncommon Encounters with the Great Northern Diver published by the University of Minnesota Press. The book provides the most current detailed account of what we know about loon biology, behavior, and conservation. Currently, he is a Professor of Biology at St. Joseph’s College, in Maine.