Dr. Holton joined the Department of Orthodontics in 2013 as an assistant professor after being a postdoctoral research fellow in the department from 2009-2013. He is also an assistant professor in the Department of Anthropology at Iowa.
Dr. Holton is the course director for the course Growth and Development. He also participates in the orthodontic residents' Facial Growth course.
Dr. Holton's research interests include craniofacial biology, facial growth and development, and functional anatomy; paleoanthropology and the Late Pleistocene human evolution; and the evolution of Neanderthal and modern human facial anatomy.
Holton NE, Yokley TR, Butaric LN. The morphological interaction between the nasal cavity and maxillary sinuses in living humans. The Anatomical Record 296:414-426, 2013.
Holton NE, Yokley TR, Figueroa A. Nasal septal and craniofacial form in European- and African-derived populations. Journal of Anatomy 221:263-274, 2012.
Holton NE, Yokley TR, Franciscus RG. Climactic adaptation and Neandertal facial evolution: a comment on Rae et al. Journal of Human Evolution 61:624-627, 2011.
Holton NE, Franciscus RG, Marshall SD, Southard TE, Nieves MA. Nasal septal and premaxillary developmental integration: implications for facial reduction in genus Homo. The Anatomical Record 294:68-78, 2011.
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Dr. Holton is a member of the American Association of Physical Anthropologists.