I read about this in "The Evolving Brain" by R. Grant Steen.
http://www.amazon.com/Evolving-Brain-R- ... 1591024803
Manic depression also goes hand in hand with genius. I think that since autistics have a 10% chance of having genius ability compared to 2% of the NT (may include undiagnosed aspies) we are also a part of this phenomenon.
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As long as man continues to be the ruthless destroyer of lower living beings he will never know health or peace. For as long as men massacre animals, they will kill each other.
-Pythagoras