Victor Haghani

We are accustomed to think of sociopaths as violent criminals, but in The Sociopath Next Door, Harvard psychologist Martha Stout reveals that a shocking 4 percent of ordinary people, one in 25, has an often undetected mental disorder, the chief symptom of which is that that person possesses no conscience. He or she has no ability whatsoever to feel shame, guilt, or remorse. One in 25 everyday Americans, therefore, is secretly a sociopath.

Arguably the greatest extreme skier to ever live, Doug Coombs pioneered hundreds of first descents down the biggest, steepest, most dangerous mountains in the world - from the Grand Teton "Otter Body" in Jackson Hole; to Mount Vinson, the highest point in Antarctica; to far-flung drops such as Wyatt Peak in Kyrgyzstan. He graced magazine covers, wowed moviegoers, became the face of top ski companies, and ascended as the king of big-mountain extreme skiing.

Is the world really falling apart? Is the ideal of progress obsolete? In this elegant assessment of the human condition in the third millennium, cognitive scientist and public intellectual Steven Pinker urges us to step back from the gory headlines and prophecies of doom, which play to our psychological biases. Instead, follow the data: Pinker shows that life, health, prosperity, safety, peace, knowledge, and happiness are on the rise, not just in the West but worldwide.