Chris Dorsi is the founder of HabitatX. He has spent the last 40 years developing best practices for the housing industry. He has done stints as a house builder, real estate developer, technical trainer, curriculum developer, and publisher. He's the co-author of Residential Energy, The Homeowner's Handbook to Energy Efficiency, and several other titles. Chris’ upcoming book, due on the streets in 2013, reports from the intersection of housing, culture, and the environment.