Tribes and identities in Afghanistan (video)

(Pitt Global Studies) Tribal and Religious Identity in Afghanistan with expert Thomas Barfield, Feb. 1, 2013. The Muslims in a Global Context series offers the opportunity to examine the factors and trends that are having major impacts on these diverse regions and their relationships with other world regions and countries.

(Serious Science) Ethnicity in Afghanistan with Prof. Thomas Barfield, Oct. 4, 2015. This question is  Serious Science (serious-science.org).