Princeton University cosmologist Paul Steinhardt describes how many physicists stubbornly refuse to abandon a theory of the universe he helped develop.
University of Toronto philosopher James Robert Brown demonstrates how pictures can enable us to intuit certain mathematical truths.
UNC Chapel Hill social psychologist Barbara Fredrickson describes how positive emotions help us to better understand and adapt to the world around us.
University of Cambridge political scientist John Dunn’s insights on the role of etymology in his research.
University of Oxford historian John Elliott on the key role of imagination when historians examine historical records since they are usually written from only one perspective.