He had a stroke and I wouldn’t be surprised if he didn’t recover as well as this article seems to believe. It’s not uncommon to have personality changes after injury (in this case ischemic injury) to the brain.
It does seem like it all started around stroke time. I definitely have seen people with brain issues who can still “function” in terms of showing up to work and doing what they’re supposed to, but whose decision-making suddenly becomes really off-kilter in some scenarios.
https://www.scientificamerican.com/article/john-fetterman-shows-how-well-the-brain-recovers-after-stroke/
He had a stroke and I wouldn’t be surprised if he didn’t recover as well as this article seems to believe. It’s not uncommon to have personality changes after injury (in this case ischemic injury) to the brain.
It does seem like it all started around stroke time. I definitely have seen people with brain issues who can still “function” in terms of showing up to work and doing what they’re supposed to, but whose decision-making suddenly becomes really off-kilter in some scenarios.