Every map of the world that you have ever seen is inaccurate. Well, of course, you might think. How could they map out the world when it's round, not flat? True. But that isn't the point. See, the ...

A new theory says personal change is like geographical exploration. Just as maps expand when new lands are discovered, our cognitive maps expand when we learn something new.

"On classroom walls from Lagos to London", the standard map of the world depicts an "inflated Britain at the centre" and a dramatically "shrunken Africa", said The Times. But this could soon change.

Karen Wigen is Frances and Charles Field Professor in History at Stanford University. Speaking with Srijana Mitra Das at Times Evoke, she discusses th ...