Worldview is hosted by Adam Boulton and tackles big questions with the help of the best academics.

The Kremlin
Stalin, Churchill and Roosevelt meet at the Yalta conference in 1945. Credit: Wikipedia Commons
Standing atop rubble with retired New York City firefighter Bob Beckwith, President George W Bush rallies firefighters and rescue workers during an impromptu speech at the site of the collapsed World Trade Center. Image courtesy National Archives. Credit: Smith Collection/Gado/Getty Images.
The quads at Princeton University, New Jersey, USA. Credit: Bloomberg / Getty Images.
Chinese president Jiang Zemin opens trading on the New York Stock Exchange, October 1993. Credit: Timothy A. Clary / AFP via Getty Images.
Franklin Delano Roosevelt (1882-1945) 32nd President of USA 1932-184545, photographed c1943. (Photo by Universal History Archive/Getty Images)
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