Free will, blame, and the purposes of criminal justice

Why blame someone for a choice they couldn't make? A opens with the assumption that people consciously choose their actions when they aren't under duress. That makes moral blame seem natural: you could have acted differently, but you chose to do this. Think of the contrast with a lion killing a gazelle. We don't ordinarily treat that as murder deserving a criminal trial. Causing harm and being morally responsible for a freely chosen act are different ideas.

A now questions whether human behavior always involves that kind of choice. A person with a neurological disorder might produce a facial expression without choosing it. The fact that the person did something doesn't establish that the person freely decided to do it. Even complex behavior doesn't settle the issue by itself.

The next question is where an independent chooser would be. Every part of the brain is connected to, and driven by, other parts. If we point to one part as the thing making a decision, A asks what is driving that part. The author uses these connections to question whether any piece operates independently of biology.

Notice the limit of the claim. A doesn't announce that free will has definitely been disproved. It says that if free will exists, it has little room to operate within networks shaped by genes and environment. Bad decisions might eventually be treated more like a physical affliction than a freely chosen moral failure.

That uncertainty leads to a policy recommendation. Assigning blame would require separating the effects of genetics and environment from a possibly tiny contribution of free will. A calls that task impossible. Instead, ask what an accused person is likely to do next.

This changes the purpose of the inquiry. Removing blame doesn't automatically mean doing nothing about harmful behavior. We could still care about preventing another offense or about whether consequences will change future behavior. The distinction is between looking backward to decide how much moral blame someone deserves and looking forward to protect people or change what happens next.

Main point of A: Criminal justice should replace blameworthiness with an assessment of future behavior because isolating freely chosen conduct from biology and environment is an impossible task.

B asks whether that reform can actually work. Its opening is conditional: if people lack free will, how do we move the law away from a deeply rooted urge to blame? It doesn't first prove that free will is absent. It asks what would follow for people and institutions even if we accept that starting point.

The research poses a practical obstacle. People can be led to think behavior is physically determined and still make moral judgments. Agreeing with an explanation of behavior doesn't necessarily erase the urge to blame. Imagine a drunk driver kills someone. An account involving the driver's biology and background may explain aspects of the conduct without making other people's anger or blame disappear. That is the kind of resistance B wants reformers to take seriously.

The rehabilitation example adds history. Rehabilitation aims to help offenders function better in the future. Retribution instead emphasizes punishment for what they have done. Criminal justice experts widely accepted rehabilitation in the mid-twentieth century, but public support declined and a retributive backlash followed in the 1970s and 1980s. Expert acceptance did not make the public permanently abandon its punitive response.

B ends with more than a prediction of resistance. It suspects that blaming serves useful social needs, even if blame rests on a questionable picture of free choice. Before trying to remove it, understand those needs and continue to respect them. A rational objection to blame's philosophical foundation may not be enough to replace its role in social life.

Main point of B: Criminal justice reform should respect and investigate the social needs behind blaming, because its deeply rooted role makes eliminating it doubtful and potentially costly.