Dr. Vincent Maphai (67) Chairman Dr. Vincent Maphai was appointed non-executive chairman of the Board from 1 June 2019. Dr. Maphai has a distinguished career in academia, the private sector and public service. Until 30 June 2018, when he retired from full-time work after 48 years, he was a visiting-Professor at Williams College in Massachusetts. Prior to that served as Corporate Affairs and Transformation Director at the South African Breweries Limited for 10 years after a five year period as Chairman of BHP Billiton Ltd, South Africa. Dr. Maphai has also been involved in various public policy projects and roles including the National Planning Commission, the Presidential Review Commission (Chair), and the South African Broadcasting Corporation (SABC). He served on the Councils of the University of KwaZulu-Natal (Chair), and the University of South Africa. In an academic career spanning two decades, he has studied and taught at various universities both locally and internationally.