A word of caution: this section has focused on hallucinations and delusions being caused by disruptions and problems with the brain’s processes, which does suggest that they’re due only to disorders or illnesses. This isn’t the case. You may think someone is ‘deluded’ if they believe the earth is only six thousand years old and dinosaurs never existed, but millions of people genuinely believe this. Similarly, some people genuinely believe their deceased relatives are talking to them. Are they sick? Grieving? Is this a coping mechanism? A spiritual thing? There are many possible explanations
...more
