Photo gallery: Annual Lectures 23 July 2007 Image Gallery HomePhoto gallery: Annual Lectures The Soweto Gospel Choir ushered in the honoured guests at the Nelson Mandela Annual Lecture (Image: Benny Gool) Professor GJ Gerwel welcomed guests (Image: Benny Gool) The 1500-strong crowd at the Nelson Mandela Annual Lecture (Image: Benny Gool) The crowd are shown the way to the auditorium (Image: Benny Gool) The Soweto Gospel Choir entertains (Image: Benny Gool) Mr Kofi Annan addresses the audience (Image: Benny Gool) Mr Nelson Mandela and Mr Kofi Annan exchange a thought (Image: Benny Gool) The Soweto Gospel Choir (Image: Benny Gool) President Thabo Mbeki and Professor Wangari Maathai are both previous deliverers of the Annual Lecture (Image: Benny Gool) Archbishop Desmond Tutu and President Bill Clinton (Image: Benny Gool) Mr Kofi Annan greets the Nelson Mandela Foundation's CEO, Achmat Dangor (Image: Benny Gool) Mrs Nane Annan, Mr Kofi Annan, Mr Nelson Mandela and Mrs Graça Machel listen to the music of the Soweto Gospel Choir (Image: Benny Gool) Minister of Finance Mr Trevor Manuel among the audience (Image: Benny Gool) Prof Wangari Maathai with Mr Nelson Mandela at the 2005 Annual Lecture (Image: Benny Gool) Honoured guests at the 2005 Nelson Mandela annual lecture (Image: Benny Gool) President Bill Clinton looks on (Image: Benny Gool) (Image: Benny Gool) Introducing the honoured guests and proceedings (Image: Benny Gool) Mrs Graca Machal listens closely to Prof Wangari Maathai's words (Image: Benny Gool) President Bill Clinton greets Prof GJ Gerwel, Chairperson of the Nelson Mandela Foundation, after the proceedings (Image: Benny Gool)