Equality advocate Ash Beckham explains why she’s a chronic over-sharer.

Secrecy is often used as a legal shield to cover up illegal actions by businesses. Anti-corruption activist and TED Prize winner Charmian Gooch explains why we should care — and what we should do.

iO Tillett Wright is currently 5,519 portraits into a mission to point out that we’re all, at heart, the same. Her goal: to photograph 10,000 people around the United States who identify as being something other than 100% heterosexual. Here’s just a small sample of her powerful photographs.

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After a misleading tip linked Hasan Elahi to terrorist activities — and an FBI investigation — the artist created a project that lets anyone monitor him. But how much is he really revealing?

What can be guessed about you from your online behavior? Two computer privacy experts — economist Alessandro Acquisti and computer scientist Jennifer Golbeck — on how little we know about how much others know.

Beijing-based artist Liu Bolin disappears into his works, silently making bold statements about consumerism, mass culture — even the Chinese government. See a gallery of previously unpublished works.

It’s safe to say that economic inequality bothers us. But why? Harvard philosopher T. M. Scanlon offers four reasons we should tackle — and fix — the problem.