Foraker Group Blog 
Pamela Hartigan, co-author of The Power of Unreasonable People: How Social Entrepreneurs Create Markets That Change the World, is blogging a 5-part series about social enterprises on the Harvard's Center for Public Leadership blog .
You can read her first two posts:
and
2. Learn from the Experts - They're Not Who You Think
Or check out her book .
Book review excerpt:
Capitalism is a very mutable, flexible beast, and what we re seeing is social entrepreneurs addressing some of these social challenges in profoundly different ways than traditional nonprofit organizations, said John Elkington, co-author with Pamela Hartigan of The Power of Unreasonable People: How Social Entrepreneurs Create Markets that Change the World, a new book that was handed out last month to attendees at the World Economic Forum in Davos, Switzerland. --The New York Times, February 24, 2008
