Dr Tim Benson is Britain's leading authority on political cartoons. He runs the Political Cartoon Gallery and Cafe which is located near the River Thames in Putney. He has produced numerous books on the history of cartoons, including Giles's War, Churchill in Caricature, Low and the Dictators, The Cartoon Century- Modern Britain through the Eyes of Its Cartoonists, Drawing the Curtain- The Cold War in Cartoons and Over the Top- A Cartoon History of Australia at War.