About the Author

Kent M. Van De Graaff received his Ph.D. in zoology from Northern Arizona University. For more than two decades, he has been a teacher and researcher of anatomy and physiology at the University of Minnesota, Brigham Young University, and Weber State University.

A prolific writer, Kent has authored and co-authored a wealth of other learning materials, including atlases, manuals, and guides. As an educator, he has been honored many times with awards of excellence for teaching, student advisement, and academic service.

Kent is the father of six children. Two of his sons are physicians and a third is currently in medical school. Outside the classroom, he enjoys jogging and painting wildlife.