 This marked the same year that his team discovered the first early hominin remains from the site, making Gladysvale the first new early hominin site to be discovered in South Africa since 1948.In 1993, he was appointed to the position of research officer in the Paleo-Anthropology Research Unit (PARU) (now the Evolutionary Sciences Institute; ESI) at Wits.He became a postdoctoral research fellow and research officer at the University of the Witwatersrand in 1995.