WebPro News has an article on blogging and PR which mentions Steve Rubel, Neville Hobson, Mike Manuel, AdRants, and Wayne Hurlbert.
“An article in BusinessWeek highlighting blogs new importance to companies states, “Blogs or websites with content management systems are changing the model for companies, we really now have to engage customers on a one on one level”. With Microsoft leading the way, corporations have accepted blogging as an integral part of public relations. Companies now recognize the need to talk to their clients and potential clients in a more intelligent and unbiased way.”
Murphy's Law 