Doctor of Philosophy, Faculty of Science, Pretoria, Gauteng, 1998.
Coordinator development food composition activities Africa, AFROFOODS Food & Agricultural Organization United Nations (Food and Agriculture Organization), Rome, since 2001.
Coordinator Community Development Projects, Pretoria, since 2006. Member of Journal Chemistry (editorial board member since 2008).
Married Rieel Schonfeldt, March 24, 1984. Children: Wilhelm, Nadia, Stephan, Riette.