We all like to think we’re smart. But are you as smart as you could be? There’s a debate among some experts about how much general intelligence can be improved, but a growing body of research is finding that some things do help us increase how smart we are.
And that matters, says science writer Dan Hurley, author of Smarter: The New Science of Building Brain Power. Hurley road-tested a number of "get-smart" theories himself to see if they made a difference.
