Stephen Hoadley, University of Auckland, Waipapa Taumata Rau
Kennan was one of America’s few true experts on Soviet affairs. He famously urged a “Containment” strategy to prevent Soviet expansionism, advising against military responses and arms build-ups.
The archbishop’s willingness to listen to those of a different viewpoint and his staunch opposition to violence made him a pivotal figure in the end of Apartheid in South Africa.
As First Lady during the Depression and second world war, Roosevelt was instrumental in how the US was run - and did much to advance women in that role.
Andrei Sakharov was one of the most brilliant scientists of the nuclear age. But he is best remembered today as one of the most fearless defenders of human rights around the world.