Obama's Mandela lecture comes at an auspicious time for democracy: Former US president Barack Obama is due to deliver the 2018 Nelson Mandela Annual Lecture in Johannesburg. EPA-EFE/Tannen MauryFormer US President Barack Obama will aim high with his Nelson Mandela Annual Lecture in Johanesburg on July 17th. According to his close adviser and former speechwriter Benjamin J. … [Read more...] about Obama’s Mandela lecture comes at an auspicious time for democracy | The Conversation