Fifteen-year-old Peter Chihobo with Hoërskool Marais Viljoen principal Dr Johlet Krause during a congratulatory meeting for Peter in her office. Public speaking can be a nerve-wracking exercise: the ...

Hein Willemse does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...