The 11th Desmond Tutu International Peace Lecture takes place on the day the Anglican Archbishop celebrates his 90th birthday.

The Lecture will be delivered by four global leaders, the Dalai Lama, Gra├ža Machel, former president of Ireland Mary Robinson and Thuli Madonsela

Various activities have been planned by the Desmond and Leah Tutu Legacy Foundation for Thursday.

Live proceedings below: