These are my links for November 13th 2011 from 13:53 to 22:04:

• Letters of Note: "He is a second Dirac, only this time human." – RT @DrTomCrick: #feynman: "He is a second Dirac, only this time human."
• A theory of the bipolar economy « Mind Hacks – "A 1935 Psychological Review article proposed a ‘manic-depressive psychoses’ theory of economic highs and lows based on the idea that the market has a form of monetary bipolar disorder."