'Informs, engages and, above all, entertains' Charles Duhigg, bestselling author of The Power of HabitNew York Times bestselling author Dan Heath asks what happens when we take our thinking upstream and try to prevent problems before they happen. What happens when we take our thinking upstream and try to prevent problems before they happen?Most of us are pretty good at dealing with problems – we’re used to being resourceful and improvising solutions. But we also tend to focus on reacting ...