Sex estimation from the human skull is often a necessary step when constructing a
biological profile from unidentified human remains. Traditional methods for determining the
sex of a skull require observers to rank the expression of sexually dimorphic skeletal traits by
subjectively assessing their qualitative differences. One of these traits is the prominence of
the glabellar region above the browridge. In this paper, the volume of the browridge region
was measured from digital 3D models of 128 dry crania (65 female, 63 male). The 3D …