Peter Yost has been building, renovating, researching, and consulting on high-performance homes for more than thirty years. His expertise ranges from construction waste management, material properties, field testing, and moisture analysis. Peter is technical director for the website GreenBuildingAdvisor.com, a research associate at University of Massachusetts Amherst's Building Technology Program, and lecturer at the Yale University Graduate School of Forestry and Environmental Studies. Peter has been a featured B4 presenter for more than ten years.