Kevin T. Patton, PhD, Professor of Life Science, St. Charles Community College, Cottleville, MO, Professor of Anatomy & Physiology Instruction (adjunct), New York Chiropractic College, Seneca Falls, NY, Emeritus Assistant Professor of Physiology, Saint Louis University Medical School, St. Louis, MO and Gary A. Thibodeau, PhD, Chancellor Emeritus and Professor Emeritus of Biology, University of Wisconsin, River Falls, River Falls, WI