An interesting lecture on the psychology of conspiracy theories: <a href="http:&#x2F;&#x2F;m.youtube.com&#x2F;#&#x2F;watch?v=jqXgE0HMMLw" rel="nofollow">http:&#x2F;&#x2F;m.youtube.com&#x2F;#&#x2F;watch?v=jqXgE0HMMLw</a>