Three things you'll want to know:
1. Hazel Markus explains why kids from Western and Eastern countries think differently about motivation, community, and innate brilliance....depending on where you were raised.
2. but it's only recently that their younger cousins, accelerators, have taken off. Reporter Daniel Gross investigates whether they're worth the hype. ,
3. . William Barnett of Stanford Business school explains why competition is a good thing – even if everyone feels like they're running in place.
And this week's music: