蜜芽传媒

What's behind the rise of 'populist' politicians such as presidential candidate Donald Trump in the United States, President Rodrigo Duterte in the Philippines and movements such as Podemos and Five Star in Europe? Professor Jan Werner Mueller, author of a new book entitled 'What is populism?', talks to Newshour's James Menendez about the phenomenon.

(Image: Donald Trump at a campaign rally in Michigan on 19th August. Credit: Photo by Bill Pugliano/Getty Images)