Stare-in-the-crowd effect evolved from a necessity for fast and accurate gaze perception for complex social interactions (Emery 2000). According to this model, an eye direction detector (EDD) mechanism - a neurocognitive system responsible for the rapid detection of eyes in the environment and their gaze direction – arose as a function of the geometry created by a dark circular iris relative to the white sclera (Baron-Cohen 1994). Specifically, it is contended that the increased ratio of exposed sclera in the eye outline of humans serves to enhance the velocity and acuity of gaze direction perception (Kobayashi and Kohshima 2001). Baron-Cohen, S. (1994)
The Tribal Eye The Tribal Eye The Tribal Eye is a seven-part BBC documentary series on the subject of tribal art, written and presented by David Attenborough. It was first transmitted in 1975. This episode centers on the life and customs of the Dogon people in Mali, concentrating primarily on their masks and mask rituals. After a brief introduction to the Dogon culture, the link between African and European art is elaborated upon, using works by Picasso and Braque as examples. Dogon blacksmiths are shown working on a sculpture and a monkey mask for an old woman's funeral; the funeral rites, which include