>You would first need to establish a link between [...] then between psychology and brain structure.
You can alter psychology of a person by altering brain structure, surely that link is well established even if the finer details aren't known?
You can alter psychology of a person by altering brain structure, surely that link is well established even if the finer details aren't known?
You can run the same program on different hardware, and run the same program on the same hardware and get different results. I'm not sure the analogy gets us very far.