Jason is a Certified Master HVACR Educator “CMHE.” Over the past 25 years, he has worked in the industry as a technician, contractor, educator, program director and author. He has served on numerous industry committees, including the AHRI Safe Refrigerant Transition Task Force. Jason is co-author of “Refrigeration and Air Conditioning Technology 9e and 10e,” the industry’s leading HVACR textbook, published by Cengage, as well as the author of the ESCO titles “Gas Heating” and “Low GWP Refrigerant Safety.”