2019. "A 'Homeland's' Harvest: Biotraffic and Biotrade in the Contemporary Ciskei Region of South Africa." Journal of Southern African Studies 45 (3): 597-616.

2017. "Biopolitics and Boundary Work in South Africa's Sutherlandia Clinical Trial." Medical Anthropology 36 (7): 685-698.

2016. "Royal Pharmaceuticals: Bioprospecting, Rights, and Traditional Authority in South Africa." American Ethnologist 43 (3): 525-539.

2012. “Pharmaceutical Bioprospecting and the Law: The Case of Umckaloabo in a Former Apartheid Homeland of South Africa.” Anthropology News 53(10): 6-7.

2010. “The Anthropology of Globalization,” in H. James Birx (ed) 21st Century Anthropology. Sage: Thousand Oaks, CA.