Since entering the HVAC industry in 1980, Eugene has taken on many roles ranging from field technician and system designer to company owner, teacher, administrator, consultant, college professor and author. With 30 years of teaching experience, Eugene is currently the National Programs Director at HVAC Excellence and has taught air conditioning and refrigeration at many high school vocational programs, proprietary post-secondary institutions and community colleges. Eugene retired from his tenured teaching position at Suffolk County Community College in Brentwood, New York, to join the ESCO Group, and earned his dual Bachelor's Degree from The City College of New York (New York, NY) and his Masters of Science degree from Stony Brook University (Stony Brook, NY), where he specialized in Energy and Environmental Systems, studying renewable and sustainable energy sources such as wind, solar, geothermal, biomass and hydropower. He earned his Certified Master HVAC/R Educator (CMHE) credential from HVAC Excellence and the ESCO Group in 2010. Eugene also carries ASHRAE's BEAP credential, which classifies him as a Building Energy Assessment Professional. He is also an active member of many industry societies and has served as the subject matter expert on a multitude of HVAC-related educational projects. His most notable work is Cengage Learning's REFRIGERATION & AIR CONDITIONING TECHNOLOGY, which is now, with this printing, entering its 10th Edition (2025). This book is used in more than 1,000 schools, both in this country and abroad, to help individuals master the skills they need to install, service, troubleshoot and design HVACR equipment.