In the 1980s, he founded the Mmegi national newspaper and the Foundation for Education with Production, which promoted his ideas in South Africa, Botswana, and Zimbabwe.
The family spoke English at home and were Roman Catholic: a big difference from the traditional Afrikaner upbringing.
Other organisers and supporters of the campaign included Julius Nyerere, Trevor Huddleston, Canon John Collins and Tennyson Makiwane.
[4] Van Rensburg was vilified by Afrikaners for his part in the campaign, and when he returned to South Africa in 1960, his passport was confiscated and he fled over the border to the Swaziland Protectorate.
[2] Towards the end of his life, he was one of Botswana's elder statesmen, having written a regular column for years for Mmegi, the independent daily newspaper.