Professor Gottfried Lemperle is the inventor of Artes Medical's proprietary microsphere technology and an internationally recognized expert in plastic surgery. He is the former of head of the Division of Plastic Surgery at the University of Frankfurt/Main. In Germany he was voted one of the country's top plastic surgery specialists and is the author of several books and scientific journal articles on plastic surgery. He is now a clinical professor in the Division of Plastic Surgery at the University of California in San Diego and oversees scientific and medical development at Artes Medical, the U.S. patent holder of the Artefill microsphere technology. Recently, Dermatology Times caught up with Dr. Lemperle and asked him to respond to several questions regarding the safety and efficacy of the new product.