Two Minds Theory (TMT) might seem hard to swallow if you think that it threatens the idea that humans have free will. Philosopher Daniel Dennett calls this the “zombie problem.” If I think hard enough, I can probably convince myself that your actions are 100% the result of your genetics and past history, with no room for any decision-making on your part. In other words, it seems at least plausible to believe that you are a “philosophical zombie” without free will to determine your own actions. It takes some effort, but I can convince myself that you have no free will. But I find (as most people do) that no amount of effort can make me believe I don’t have free will either! Because TMT posits that our thoughts do not determine our actions, TMT might seem like a victory for materialism (the idea that all observable phenomena have a physical cause) and determinism (the idea that everything that occurs is part of an unending chain of causation in which anything that happens depe...