Eric Ahuja, PhD, is currently employed at Merck & Co, Inc. in West Point, Pennsylvania where he is a Director in the Analytical Development and Commercialization department. His responsibilities include providing direction for Merck's PAT and pharmaceutical stability groups and is actively involved in Quality by Design at Merck. He joined Merck in 1998 as senior scientist in the regulatory and analytical sciences department and supported technology transfer of new products from research and development to commercial manufacturing. From 2005 to 2007, he was manager of Merck's pharmaceutical and 3rd party quality operations for Europe, Middle East and South Africa. Prior to joining Merck, Ahuja was employed by American Cyanamid (AHP), Princeton, New Jersey as a member of the analytical, physical and biochemical research department responsible for developing and validating analytical methods of analysis as well as providing analytical support for process development, scale up and manufacturing. He received his doctoral degree in Analytical Chemistry from Villanova University.