If you missed the Search Engine Strategies Conference - SES in San Jose. Take a look at these live blogs of the event at The SEM Blog. Jason does a great job of covering the panels he attended and the information presented.
Social Media Optimization is something I have been researching lately and this post continues to promote the relevance and tactics for Social Media Optimization and how it converts back to Search Engine recognition. http://www.thesemblog.com/2008/08/successful-tact.html