Via Steve Rubel,

"Richard Edelman, CEO of Edelman, has started a weekly blog. PRWeek.com has the full story."

Also,

"[Business 2.0], The venerable biz pub looks at CEO blogging, blog marketing and blog monitoring, writing:

But in time, and as this latest Web phenomenon becomes more established, blogs will likely become just another standard marketing channel for most companies.

In the meantime, Jonathan Schwartz, Sun's CEO posts: "I believe in IP"