Extra Credit: Our pick of stories from around the web that bridge the gap between news and scholarship. Brought to you each Tuesday from the editors of JSTOR Daily.

An academic guide to judging your Facebook friends (from Psychology Today)
by Gwendolyn Seidman
Do people who post about their relationships have low self-esteem? Do narcissists get more likes?

Documenting the living language of prison slang (from Slate)
by Leon Neyfakh
An English professor helps inmates compile a dictionary of words used only at their prison.

Foragers don’t get merit pay (from Pacific Standard)
by Kate Wheeling
Kids in different societies have very different ways of dividing up rewards.

Don’t pick up this giant wasp (from Wired)
by Matt Simon
A paper from a peer-reviewed journal suggests if you get stung by a tarantula hawk you should “just lie down and start screaming.”

Why Sadness is a Hollywood hero (from the New York Times)
by Dacher Keltner and Paul Ekman
A guide to the science behind Pixar’s ‘Inside Out,’ by two psychologists who advised the director.

Have you seen a story online that does a good job of bridging the gap between the news and scholarship? Or something that seems particularly well-researched? Let us know and we may include it in next week’s roundup. Email us at jstordaily_submissions (at) jstor (dot) org.