Sakumzi Justice Macozoma (Saki) (born 1957) is a South African former political prisoner who is now one of South Africa's most prominent businessman and a leader in civil society.Macozoma was born in Port Elizabeth on 12 May 1957. He studied political science, economics and journalism at the University of South Africa (Unisa) and at Boston University in the USA. He holds a BA degree from Unisa.After spending five years in prison alongside Nelson Mandela on Robben Island for anti-apartheid activities he joined the South African Council of Churches. He also worked for the African National Congress (ANC) and South African Breweries. He became an ANC Member of Parliament in 1994 but left the legislature in 1996 to become managing director of Transnet Limited, South Africa's largest parastatal, that controls South Africa's rail network and harbours. During this time he was also chairman of South African Airways. Wikipedia