The Boston Globe runs a fine Craig Newmark, founder of Craigslist, primer and update . The site also has a 28-minute audio discussion with Newmark.
A good quote from the article:
“They’re one of the very few companies in the world that could raise its prices with impunity,” says Peter Zollman, founding principal of Classified Intelligence. He [...]
As you might know, the Harnisch Foundation under the direction of Ruth Ann Harnisch gave us a substantial gift to start the Center for for Sustainable Journalism at Kennesaw State University. We are up and running. Keep abreast of what is happening at SustainableJournalism.org 
Leonard Witt is the Robert D. Fowler Distinguished Chair in Communication at Kennesaw State University and the chief blogger of PJNet. His academic interests include public and citizen journalism and how to get citizens' voices heard. He has spent most of his professional career as an award-winning journalist.