Petrography or traded from elsewhere. This kind of information, along with other evidence, can support conclusions about settlement patterns, group and individual mobility, social contacts, and trade networks. In addition, an understanding of how certain minerals are altered at specific temperatures can allow archaeological petrographers to infer aspects of the ceramic production process itself, such as minimum and maximum temperatures reached during the original firing of the pot. Petrography Petrography is a branch of petrology that focuses on detailed descriptions of rocks. Someone who studies petrography is called a petrographer. The mineral content and the textural relationships within the rock are
Institute for the Study of Academic Racism Institute for the Study of Academic Racism The Institute for the Study of Academic Racism (ISAR) is an organization that monitors "changing intellectual trends in academic racism, biological determinism, and eugenics." ISAR states that in this capacity it "acts as a resource service for students, academics, journalists, legislators and civil rights activists." ISAR was founded by Barry Mehler in 1993. The institute maintains an online presence housed by, but independent from, Ferris State University. Proponents of eugenics such as the late Glayde Whitney accused Mehler of using what they perceive as "inquisition-like" tactics in order to discredit controversial scientists such