Joel Makower is chairman and executive editor of GreenBiz Group Inc., producer of GreenBiz.com. For more than 20 years, Joel Makower has been a well-respected voice on business, the environment, and the bottom line. A former nationally syndicated columnist, Joel is author or co-author of more than a dozen books, including his latest, Strategies for the Green Economy. Read more at www.Makower.com. Follow him on Twitter @makower.