William G. Reifenrath Having been involved in early research that helped establish test guidelines in the 1990's, Dr. Reifenrath is a pioneer in the development and refinement of dermal absorption techniques used to screen topical pharmaceuticals and evaluate dermal absorption of chemicals for risk assessments. In 1994, he founded Stratacor, a contract research organization specializing in skin toxicology and pharmacology. Dr. Reifenrath is an active member of the Society of Toxicology (SOT) and previously served as Councilor and President of SOT's Dermal Toxicology Specialty Section.