A lawyer by profession, Mandi E.P. Samson trained in Namibia, South Africa, and the Netherlands. She has worked in a number of sectors in Namibia, beginning with the office of the Attorney General, and the Namibian Airport company, before going to the private sector as a Lawyer. She was also the chairman of Namibia’s government institutions pension fund, as well as the government’s mining company. Samson has also consulted for the Southern African Development