- Professor of Physics at Wits University
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- Chairman of Santam Limited
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- Member of the National Planning Commission
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- Member of Executive Council: Economic Development...
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- Member of the Operations Research Society
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- Director Manufacturing: Department of Housing, Sou...
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- Inventor: US Patent# 4949360
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- Vice-Chair: SPCA; Member: Democratic Party; Member...
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- Director of Solitaire Press (Pty) Ltd.
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