Mark P. Mooney, Ph.D. is an Associate Professor of Oral Medicine and Pathology at the University of Pittsburgh. He has conducted research and published extensively on craniofacial anomalies for over 20 years. He also teaches health professional, graduate, and undergraduate courses in Anatomy, Physical Anthropology, and Growth and Development.

Michael I. Siegel, Ph. D. is a Professor of Physical Anthropology at the University of Pittsburgh. For over 30 years he has taught research design courses as well as Anatomy, Physical Anthropology and Human Biology. He has conducted research and published extensively on the topic of craniofacial anomalies.