David Hagner has worked with therapy dogs as a rehabilitation counselor and university professor. He has authored five previous books and numerous book chapters and articles and has lectured nation...view moreDavid Hagner has worked with therapy dogs as a rehabilitation counselor and university professor. He has authored five previous books and numerous book chapters and articles and has lectured nationally and internationally.
Dr. Hagner lives with his wife Susan in Concord NH. He has 2 children and 4 grandchildren. When not writing he raises chickens, composes music, and hikes in the woods with his dog Poco.view less