Credit: Dim Sum! / Flickr / Creative Commons
Three things you should know:
1. Princeton philosopher Peter Singer tells us about "effective altruism."
2.Seeta Pena Gangadharan of the London School of Economics explains how relying too much on math can be a bad thing.
3.Nicholas Epley, author of “Mindwise,” looks at why we misunderstand even those closest to us.
And this week's music: