Just a shout out and congratulations to Chip Bennett who recently hit the 1,000 theme reviews milestone. To see each one of his reviews, check out the ongoing list on Trac for the theme repository. Thanks Chip and the rest of the review team for providing your time and knowledge to making the theme repository a better place. .
If you want to learn more about the theme review team, you should listen to episode 106 of WordPress weekly where most of the episode centers around the topic.