I Find It Fascinating Because Schizophrenia Fascinates Me

Partly because of my brother Ron's lifelong battle and because it plays a substantial part in murder.  10/21/25 Science Alert:

New evidence confirms a long-held theory that people with schizophrenia hear 'voices' in their heads by misattributing inner speech as external... 

"When we speak – even just in our heads – the part of the brain that processes sounds from the outside world becomes less active," Whitford explains. "This is because the brain predicts the sound of our own voice. But in people who hear voices, this prediction seems to go wrong, and the brain reacts as if the voice is coming from someone else."