Cedar Rose Guelberth has been working with natural home construction and plaster techniques for 25 years and is a nationally recognized natural building educator and consultant.
Daniel D. Chiras holds a Ph.D. in physiology and teaches courses on sustainability and environmental health at the universities of Colorado and Denver. He is also an avid musician, organic gardener, river runner, and bicyclist. He lives with his family in a passive solar/solar electric, straw bale, and rammed tire house in Evergreen, Colorado.