D. Jeffrey Meldrum, Ph.D., is an associate professor of anatomy and anthropology at Idaho State University and an affiliate curator of vertebrate paleontology at the Idaho Museum of Natural History. His degrees are from Brigham Young University and the State University of New York at Stony Brook with postdoctoral experience at Duke University. Before coming to ISU in 1994, he was an assistant professor in the Evolutionary Morphology Group at Northwestern University Medical School and a repeat invited speaker at the Chicago Center for Religion and Science. At ISU, he teaches human anatomy, organic evolution, and primate studies. He is presently investigating the dynamics of the hominoid foot and the emergence of human bipedalism. Paleontological field experience has taken him to Argentina, Colombia, and the Intermountain West.

Trent D. Stephens, Ph.D., is professor of anatomy and embryology at Idaho State University. His degrees are from Brigham Young University and the University of Pennsylvania. He taught anatomy for four years in the University of Washington’s Medical School and has been teaching anatomy and embryology at Idaho State University since 1981 where he was honored as its Distinguished Teacher (1992), as the Sigma Xi Jerome Bigalow Award recipient for combining teaching and research (1992), and as an Outstanding Researcher (2000). Trent’s research investigates the developmental origins of vertebrate form and the mechanism of the drug thalidomide in causing birth defects. He has published more than eighty scientific papers and books, including several leading textbooks for anatomy and physiology. Trent and Kathleen have five children and ten grandchildren.