Just to bring your attention to this blog: http://prometheusongebonde.wordpress.com/ by George Claassen.
There is also a website at http://www.scepticsa.com/.
George Claassen used to write a weekly column for News24, usually advocating critical thinking. He was often attacked by his detractors in the discussion forum. Curiously, I was a forum participant using the nom de plume “Prometheus_Jr.” Nothing like a bit of larceny that targets the secrets of deities…
'Luthon64