We live in a global era, in which what happens thousands of miles away often affects our lives. Globalization can be both good and bad, but it is not something that individuals or countries can opt out of. The choice we face is how to respond, argues Richard Haass, who focuses here on what makes each region of the world tick, the many challenges globalization presents, and the most influential countries, events, and ideas, in effort to explain this complicated and interconnected world.