TED’s Chris Anderson: the man who made YouTube clever

With his TED Talks series, the former magazine mogul Chris Anderson has racked up 500 million web video views for speeches by academics and technological experts. But that, he says, is only the start of an educational revolution

Everyone’s talking about Ayn Rand

A film adaptation of Atlas Shrugged, a BBC documentary and the support of rightwing economists have put the philosopher-novelist back in the news