Interview with Kenneth J. Arrow (60 minutes)Interview with the 1972 Economics Laureate, Kenneth J. Arrow, 27 August, 2008. The interviewer is Adam Smith, Editor-in-Chief of Nobelprize.org.  Kenneth Arrow discusses his early education and the appeal of probability theory, his efforts during World War II to improve flight routes by calculating wind patterns (20:26), how the Impossibility Theorem was born (36:15), and why his theories on health "changed the whole texture of how people thought about the problem" (43:15). He also outlines the economics of climate change (51:00) and speculates on the biggest challenges facing economics today (53:25).   Credits: Ladda Productions AB (camera)