Ruth Effenberger is an experienced professional in quality and audit management, currently serving as Associate Director at Merck Gruppe since January 2005. In this role, Ruth Effenberger acts as the global quality management representative for Performance Materials and has served as the quality management officer for the Business Unit Display. Prior to joining Merck, Ruth Effenberger worked at SCHOTT from June 1991 to December 2004, holding the position of Laboratory Head. Ruth Effenberger earned a Diplom-Ingenieurin (Dipl.Ing.) degree in Chemical Engineering from Hochschule Fresenius between 1987 and 1991.