Wiep has done some great SEOmoz style link value survey: Link Value Factors. Among those surveyed: Aaron Wall, Eric Ward, Debra Mastaler, Jim Boykin and my Dutch friends Peter van der Graaf, Martijn Anschutz, Andre Scholten, and ow yeah, me, of course ;)
Yoast.com runs on the Genesis Framework
The Genesis Framework empowers you to quickly and easily build incredible websites with WordPress. Whether you're a novice or advanced developer, Genesis provides you with the secure and search-engine-optimized foundation that takes WordPress to places you never thought it could go.