In a recent paper in the journal Current Anthropology former ISG postdoctoral fellow, Jennifer E. Smith, along with Eli M. Swanson, Daphna Reed and Kay E. Holekamp suggest that the spotted hyena is an under-appreciated source of information about human evolution. NPR has the full story here
Evolution of Cooperation among Mammalian Carnivores and Its Relevance to Hominin Evolution. Jennifer E. Smith, Eli M. Swanson, Daphna Reed, and Kay E. Holekamp. Current Anthropology , Vol. 53, No. S6, Human Biology and the Origins of Homo (December 2012), pp. S436-S452