Friday Links

• Kinkiness Index ? Fifty shades of data-visualisations: On sex and text | The Economist http://bit.ly/Yu6o3l 
• Twitter and libel law: A little bird told me | The Economist http://bit.ly/Y7vCV7
• "Why you get sick when flying" http://bit.ly/V1rgZq
• Why I stopped blogging and hopefully won’t ever again http://bit.ly/WSYq3d
• Holiday Shopping Tips From Behavioral Economists - Bloomberg http://bit.ly/X1CF1g
• Give And Take: How The Rule Of Reciprocation Binds Us : Shots - Health News : NPR http://bit.ly/WSmt2m
• The rise in the use of C-sections in recent decades | Harvard Magazine Nov-Dec 2012 http://bit.ly/VayA52
• Don’t look to Black Friday for clues to the market - The Globe and Mail http://bit.ly/VayABX
• Girls, guns and yoga: Anti-virus software guru John McAfee's odd life in 'pirate haven' - Times Of India http://bit.ly/YxNYi8
• New York's Mayor on Everything From Campaign Money to Circumcision - James Bennet - The Atlantic http://bit.ly/VayGJS