So you've changed. Will it stick?

What makes us change – or not change? Change happens to all of us – but what actually happens to us when we change, and how does that change stick? Sometimes there isn't a clear answer, but Benoit Denizet-Lewis , associate professor at Emerson College and author of the book You've Changed: the Promise and Price of Self Transformation , tried to find out what makes change happen. He followed…