When you set out to master a new skill, it pays to have a mentor—someone who has already navigated the terrain and, as a result of that hard-earned experience, can provide you with a rough roadmap for you to follow. Learning doesn’t happen in a vacuum: “If I have seen further,” as Isaac Newton put it, “it is by standing on the shoulders of giants.” The same is true for artificial intelligence. When we think about AI, we tend to think about so-called flagsh