Johnnie Roberts serves as the director of education and adjuvant chemistry. He has a Bachelor of Arts in chemistry from the University of Tennessee and 45 years of experience in the development and technical support of pesticide, fertilizer, and adjuvant formulations. Most of those years were spent with Helena Agri-Enterprises. He is the inventor or co-inventor of 15 U.S. patents related to pesticide, adjuvant, or nutritional formulations. He has active roles in CPDA and the American Society of Test Methods and Materials.