He has been practicing as a Pain Specialist for over 20 years and is a graduate of the University of Arkansas for Medical Sciences. He also holds an undergraduate degree in engineering from the University of Arkansas. During his years of medical practice after leaving the engineering profession Carl built an energy efficient home and remodeled several more. In his search for a more inspired paradigm for his retirement home he discovered the Passive House building energy standard. In 2010 he took the Certified Passive House Consultant training and has been hooked ever since, excited to reactivate his engineering skills and knowledge. Carl chairs the Alliance's Fundraising and Finance Committee.