Persuasion susceptibility is important. The English-derived common law defines “free will” in terms of rational behavioral control and knowledge of right and wrong. These tumor sufferers clearly have diminished rational control over their behavior.
In a separate comment, FAWS mentions “mental preference calculation the person is at least tangentially aware of, what sorts of factors appear in that calculation, and how much influence particular factors have on the outcome.” That is another way of specifying rationality as required in the law.
Persuasion susceptibility is important. The English-derived common law defines “free will” in terms of rational behavioral control and knowledge of right and wrong. These tumor sufferers clearly have diminished rational control over their behavior.
In a separate comment, FAWS mentions “mental preference calculation the person is at least tangentially aware of, what sorts of factors appear in that calculation, and how much influence particular factors have on the outcome.” That is another way of specifying rationality as required in the law.