How would you go about making the world a fundamentally better place? Eliminating violence, particularly violent deaths, would be a great start. Cognitive scientist Steven Pinker shows in his masterful new book just how violence is declining. It is a triumph of a book. People often ask me what is the best book I’ve read in the last year. Steven Pinker’s The Better Angels of Our Nature: Why Violence Has Declined stands out as one of the most important books I’ve read – not just this year, but ever.