Do you believe in experts? I do, although I think you have to choose them very carefully and take their advice with a grain (or a whole shaker-full) of salt. I like the idea that someone who is familiar with the history, dynamics or people of a country, market or conflict stands a better chance of giving good analysis and advice than some random guy on the street. Like most people, if I’m sick, I go looking for a doctor, not the next jogger who comes by. You’d think everyone would believe in experts. Most of us do research...