"Think Again is a must-read for anyone who wants to create a culture of learning and exploration, whether at home, at work, or at school... In an increasingly divided world, the lessons in this book are more important than ever."

--Bill and Melinda Gates

The bestselling author of Give and Take and Originals examines the critical art of rethinking: learning to question your opinions and open other people's minds, which can position you for excellence at work and wisdom in life

Intelligence is usually seen as the ability to think and learn, but in a rapidly changing world, there's another set of cognitive skills that might matter more: the ability to rethink and unlearn. In our daily lives, too many of us favor the comfort of conviction over the discomfort of doubt. We listen to opinions that make us feel good, instead of ideas that make us think hard. We see disagreement as a threat to our egos, rather than an opportunity to learn. We surround ourselves with people who agree with our conclusions, when we should be gravitating toward those who challenge our thought process. The result is that our beliefs get brittle long before our bones. Intelligence is no cure, and it can even be a curse: there's evidence that being good at thinking can make us worse at rethinking. The brighter we are, the blinder to our own limitations we can becom...

Get ready for the ultimate crash course in communicating and solving problems through simple pictures.

Thirty-two thousand years ago, your many-times-great-grandparents Oog and Aag drew pictures on the wall of a cave. They had an innate need to communicate, but no written language. So they found an easy and natural way to share their thoughts and stories.

Today, after so many years when speaking and writing dominated, we're back in another highly visual age. About 90 percent of everything sha...