After serving in the US Navy nuclear power field, Jay Egg began a career in mechanical design engineering & contracting. Now, as an expert consultant,Jay sits on several technical code committees internationally; notably the technical committee for the IAPMO Uniform Mechanical Code. Jay has co-authored two McGraw-Hill Textbooks focused on geothermal HVAC technologies, and continues to write curriculum and lecture on the merits of Clean Heating and Cooling technologies.