Sendhil Mullainathan on behavioral economics and social problems

MacArthur winner Sendhil Mullainathan uses the lens of behavioral economics to study a tricky set of social problems — those we know how to solve, but don’t. We know how to reduce child deaths due to diarrhea, how to prevent diabetes-related blindness and how to implement solar-cell technology … yet somehow, we don’t or can’t. Why?

[youtube=http://www.youtube.com/watch?v=XBJQENjZJaA&fs=1&hl=en_US]