is a state-certified food chemist. He holds a doctorate in hygiene and microbiology and currently works as an expert for the areas of non-sterile medicinal products and cosmetics at the accredited contract laboratory BAV Institut in Offenburg. Before that, he was responsible for the area of cosmetics and detergents for many years at the company Wessling. He is chairman of the GDCh specialist group on cosmetic products and, in addition to his work as a lecturer for Concept Heidelberg, BDIH, Hamburg Cosmetic Days, cosmetic campus, etc., he is also the author of pharmaceutical articles. He is author of pharmaceutical articles, among others for pharmind.