Professor Bongani Khumalo, who has died in Johannesburg at the age of 68 after contracting Covid-19, was deputy CEO of Eskom, chair of Transnet, chair and CEO of the national lotteries operator Gidani, a director of Anglo American Platinum and a senior member of the SABC board.

His greatest interest and expertise were in the field of corporate governance and ethical, value-centred business leadership, to which he brought a strong scholarly, but also practical, element...