# Sendhil Mullainathan: Solving social problems with a nudge

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?

- Kind: Talk
- Year: 2010
- Runtime: 18 min
- By: TED.com
- Genres: Education, Science
- Archive: [Internet Archive](https://archive.org/details/SendhilMullainathan_2009I)
- Licence or status: [CC BY-NC-ND 3.0](http://creativecommons.org/licenses/by-nc-nd/3.0/) (as the archive states it)
- Who can watch: Tweens profiles and older (the archive gives no rating; placed by Invisible Network from its collection and subjects)

[Watch now](https://invisiblenetwork.ai/watch/archive/ia/SendhilMullainathan_2009I?play=1)