Matt Cutts works on the Spam Team at Google. He recently gave a talk at WordCamp 2009 in San Francisco. Here is a video of his full presentation. He is quite entertaining. Many talks on SEO can get boring or over your head. Matt keeps the talk very easy to listen to and humorous.
If you have a blog, then you will want to watch this video. He gives some very basic, but very important, tips on how to get your blog to rank higher in a Google search. His tips are easy and quick to implement into your blog posts.
click to watch the video => http://wordpress.tv/2009/05/30/matt-cutts-google-sf09/