Seven Problems with Free Will

Do we have free will? It's one of the oldest questions in philosophy, and one of the hardest to make progress on. Part of the difficulty is that "the free will problem" isn't really one problem. It's a cluster of related problems, each pulling in a different direction. Here are seven of them.

1. What Do We Even Mean by "Freedom"?

Start with a simple question: do you want to be free? Most people say yes immediately. But when you press them on why, the answers tend to converge on something like this: freedom is good because it lets us pursue our desires.

Fair enough. But notice the tension. We regularly make choices that work against our desires. The alcoholic who reaches for another drink isn't pursuing what she wants for herself. She's acting against it. So freedom can't just mean "doing what you want," because we often don't.

Now consider a thought experiment. Suppose someone could genetically modify you so that you always chose whatever was genuinely best for you. You'd go to the gym, eat well, spend wisely, never procrastinate. You'd be pursuing your desires perfectly, every time. By the definition we started with, you'd be maximally free.

But does it feel free? Most people recoil at this. Something is missing.

What if, instead of genetic modification, the control came from the outside? Imagine behavioral scientists so skilled that they could train you to always act a certain way and desire certain things. No more wars, no crime, no conflict, because everyone has been conditioned to behave. Sounds peaceful. But it also sounds like a world of puppets.

And here's the uncomfortable follow-up: aren't we already subject to this kind of influence? Advertising, social media, political messaging, parenting, peer pressure. These forces shape our desires constantly. If that's manipulation, then we're already being manipulated. If it's not, then what exactly distinguishes it from the behavioral scientist scenario?

This suggests we need to distinguish between two kinds of freedom. Surface freedom is the ability to make choices that satisfy your desires. Deep freedom is the ability to make choices that aren't manipulated by outside forces. Most of us care about the second kind. But two considerations suggest it might be illusory: first, there are innumerable factors influencing our choices that we're completely unaware of; second, the idea that we could be the ultimate creators of our own wills is tantamount to saying we could cause ourselves, which is incoherent.

2. How Responsible Are We?

Think about two fictional bullies: John Bender from The Breakfast Club and Biff Tannen from Back to the Future. Both are cruel. Both make life miserable for the people around them. We're inclined to be angry at both of them.

But then we learn that John Bender is abused at home. His father burns him with cigars. Suddenly, our anger softens. We still think what he does is wrong, but we understand why he does it. We feel less inclined to hold him fully responsible.

Now extend the logic. What if we could tell a causal story behind every act of bullying? Not just cases of obvious abuse, but cases with seemingly good upbringings too, like Regina George in Mean Girls? If behavior is always traceable to prior causes, then the reasoning that mitigated our anger at John Bender should, in principle, mitigate our anger at everyone.

This produces a troubling chain: we are only responsible for what we do of our own free will; many of our choices are determined by factors outside our control; therefore, we may not be responsible for our actions at all. And if we are, we need some principled way to determine how much responsibility remains.

3. Are All Our Choices Determined?

To sharpen this, we need a definition. An event is determined when conditions that obtain earlier are sufficient for its occurrence. If some prior state of the world guarantees that an event will happen, that event is determined.

Think about hitting a cue ball. Is your decision to hit it determined? It depends on whether anything fills the blank in this formula: "______ is sufficient for the occurrence of me hitting the cue ball." And there are plenty of candidates. Maybe God has eternally decreed it. Maybe the laws of physics, given the exact state of your brain at that moment, make it inevitable. Maybe your upbringing, your habits, your unconscious motives all converge to produce this action. Fate, heredity, environment, psychological conditioning, social conditioning, neurochemistry: any of these could, in principle, fill that blank.

If even one of them does, then at least some of our choices are determined. If all of them do, routinely, then perhaps every choice is.

4. Can We Do Otherwise?

As John Searle once pointed out, even people who believe in determinism don't experience the world that way. You sit down at a restaurant. Do you wait passively to see what you order, the way you'd watch a movie to see what happens next? Of course not. You deliberate. You weigh the pizza against the hamburger against the salad. You experience your decision as a genuine choice among real alternatives.

This is the "garden of forking paths" picture of decision-making. Every choice is a node, and multiple paths branch out from it. Freedom, on this picture, means the ability to take any of those paths. The ability to do otherwise.

But here's the tension. If determinism is true, then at every node, only one path was ever really available. The others were illusions. You were always going to order the pizza. The branching paths were a story your conscious mind told itself after the fact.

This gives us a clean formulation of the problem: if determinism is true, and free will requires the ability to do otherwise, and the ability to do otherwise is incompatible with determinism, then at least one of those claims has to go.

5. Are We the Source of Our Actions?

There's a related but distinct worry. Forget the ability to do otherwise for a moment. Focus instead on whether you are the one doing the acting.

Imagine you see a cockroach. You jump back, startled. That reaction doesn't feel like free will. It's a reflex, something that happened to you rather than something you did. But then you recover, grab a shoe, and go kill it. That feels different. That feels like you making a choice.

Or does it? Maybe the decision to kill the cockroach is just a further reaction, a link in the same causal chain that started with the startle reflex. If so, then the sense of agency you felt in the second moment was no more genuine than the helplessness you felt in the first. The question isn't just whether you could have done otherwise, but whether you were ever really the initiator of any of it.

6. Does It Even Matter?

Here's where some philosophers try to defuse the problem. When you killed the cockroach, you were doing what you wanted to do. Your action aligned with your desires and your values. Maybe that's all freedom needs to be. Maybe asking for more is asking for something that doesn't make sense.

This is the compatibilist move: the claim that free will and determinism aren't actually in conflict. You're free when you act according to your own desires without external coercion, regardless of whether those desires were themselves determined. It's an elegant solution, though it leaves many people unsatisfied. It feels like it redefines freedom rather than defending it.

7. Can Science Settle This?

You might hope that modern science could break the tie. And in one sense, it has: quantum mechanics introduced genuine indeterminacy into the physical world, which means universal determinism, strictly speaking, is no longer the scientific consensus.

But this doesn't rescue free will the way you might expect, for several reasons. First, quantum indeterminacy may be epistemic rather than ontological; it may reflect the limits of our knowledge rather than genuine randomness in nature. Second, quantum theory isn't settled. There are deterministic interpretations (like many-worlds), and future physics could restore determinism. Third, quantum effects are typically insignificant at the scale of neurons and brains, so even genuine quantum randomness might not affect human decision-making.

And fourth, perhaps the most important point: indeterminism is just as threatening to free will as determinism. If your choices aren't determined by prior causes but instead result from random quantum events, that's not freedom. That's just a different kind of unfreedom. It wouldn't be you choosing; it would be chance. The free will problem doesn't go away just because the universe turns out to be a little less predictable than Newton thought.

Where Does This Leave Us?

These seven problems don't resolve neatly into one answer. They pull in different directions, and every proposed solution to one of them seems to create difficulties for another. That's what makes free will such a persistently fascinating philosophical question. It sits at the intersection of metaphysics, ethics, neuroscience, and our most basic experience of what it's like to be a person.

The debate is far from over. But framing the right questions is half the work.