From our archives (2010 edition): How has positive thinking affected U.S. society — for better and for worse?
In showing that the world has never been less violent, cognitive scientist Steven Pinker is at the forefront of the new outbreak of global optimism.
What is the real challenge President Obama and the American people must urgently resolve?
Does it even make sense to hold federal elections in the United States? After all, they never provide any real resolution.