Prof Hartmut Winkler from the Department of Physics at the University of Johannesburg was invited to write the lead editorial for the most recent edition of the “Energize” magazine. “Energize” is a local magazine for people working in the energy sector that claims a readership of 10,000-15,000.
Winkler’s article appeared on 15 August 2017, please see the link: http://www.ee.co.za/article/time-energy-sector-self-correct.html.