ROY HAVEMANN has consulted to the SA Presidency, the Treasury, the World Bank and private companies, among others. After lecturing macroeconomics, Havemann joined the National Treasury in 2002 and ...view moreROY HAVEMANN has consulted to the SA Presidency, the Treasury, the World Bank and private companies, among others. After lecturing macroeconomics, Havemann joined the National Treasury in 2002 and rose through the ranks to be head of the Western Cape budget office and Minister of Finance Tito Mboweni’s speechwriter.view less