Karl Lintner is presently a technical advisor to Sederma and Croda Enterprise Technology. He received his degree in chemical engineering and his doctorate degree in biochemistry from Vienna University. From 1973 to 1983, he conducted research in biological peptides at the Nuclear Research Centre in Saclay, France, resulting in the publication of more than 30 papers in biochemistry and biophysics ??? essentially on peptide activity. From 1983 to 1989, Lintner was laboratory manager, then marketing manager for product development and worldwide technical support with the Henkel Company, D??sseldorf, Germany. In 1990, he joined Sederma as technical director. During his time in this position, he introduced peptides, synthetic ceramides and the first biotech products as cosmetic ingredients and received numerous patents. From 1997 to the present, Lintner has been managing director of Sederma.