Mamie Lee Hillman, author and docent at the Morgan County African-American Museum, discusses the history of kaolin in and around Greene County, GA. Mamie also wrote a book about the history of the region and its most influential African-American residents. The book is called Greene County, GA.
Sera Young, from Cornell University's Division of Nutritional Sciences, elaborates on her research regarding the relationship between pica and pregnancy. Sera also wrote a book on the topic of Pica and Geophagy called Craving Earth: Understanding Pica.
Joel McRay (L) and George Brinkley (R) both born and raised in Greensboro, GA discuss the resurgence of the mysterious bags of White Dirt for sale in convenience stores.
Paul Schroeder, Professor of Geology at the University of Georgia, has focused his research on kaolin for twenty three years. Here he explains why this particular clay is white.