http://www.adamswenson.net/HSG/HSG1.htmlBut since it's just me reading the paper aloud, you'll probably want to skip ahead and just watch the discussion:
Part 1 http://www.adamswenson.net/HSG/HSG2.htmlThe paper and powerpoint slides are available on the website.
Part 2 http://www.adamswenson.net/HSG/HSG3.html
Warning: This is totally unsafe for work, and most definitely not for the squeamish. The talk proper may cause mild reactions in those allergic to analytic philosophy. Such reactions are less common with the discussion alone.