Reid Hoffman:

http://37signals.com/svn/posts/1718-if-you-review-your-first...

http://venturebeat.com/2011/03/15/reid-hoffman-10-rules-of-e...

http://www.cambrianhouse.com/blog/startups-entrepreneurship/...

http://techcrunch.com/2010/10/16/reid-hoffman-startup-school...