How can we get people to do more good: to go to the polls, give to charity, conserve resources or just generally act better towards others? MIT research scientist Erez Yoeli shares a simple checklist for harnessing the power of reputations -- or our collective desire to be seen as generous and kind instead of selfish -- to motivate people to act...

How can you motivate people to give to charity, conserve resources, vote, volunteer — or generally to do more good for others? Erez Yoeli, MIT research scientist and Director of the Applied Cooperation Team, shares a simple checklist for "harnessing reputations" that gets surprising results. Learn more at http://www.tedxcambridge.com