David C. Steinberg founded Steinberg & Associates, a consulting firm based in Plainsboro, NJ, USA, in 1995. Co-founder of the graduate program in cosmetic sciences at Fairleigh Dickinson University, where he lectured for 18 years on cosmetic chemistry, Steinberg has more than 35 years of experience in marketing, technical service and regulatory affairs in the personal care industry. In addition, he was president of the Society of Cosmetic Chemists in 1991. Steinberg is a frequent speaker worldwide on cosmetic regulations and preservation as well as sunscreen and cosmetic ingredient chemistry. In 2009, he was honored as the first regulatory expert in personal care to be granted fellow status by the Regulatory Affairs Professional Society. He wrote the Alluredbook, Preservatives for Cosmetics, Third Edition.