User blog comment:Manipulator of Elements/Theory on How We Got Psi Powers/@comment-9893940-20130611175916

the part of the brain where many people believe psi is 'stored' (incorrect, as psi is not matter) is the pineal gland, oft reffered to on this wiki as the third eye. the pineal gland is also often thought of as a vestigial remnant of a larger organ. long story short, earlier in history, the pineal gland would have been significantly more significant. your theory does sound like it could very well be true to some degree at least, but there are still many unanswered questions.