Dr. Steven Baertschi is President of Baertschi Consulting, LLC, an Indianapolis, IN based firm specializing in providing solutions to the most difficult stability, impurity, and formulation issues. Retiring from Eli Lilly and Company in early 2015, he brings more than 27 years of experience in the pharmaceutical industry to his consulting firm, with a demonstrated track record of innovation and problem-solving. He obtained his PhD in Organic Chemistry in 1989 from Vanderbilt University (Nashville, TN) joining Eli Lilly and Co. (Indianapolis, IN) that same year. While at Lilly he was responsible for developing the areas of degradation chemistry, including stress testing, photostability testing, degradation product prediction and identification, mutagenic impurity and analytical control strategies for small molecule drug candidates. Dr. Baertschi has helped organized / Chair numerous scientific conferences and symposia on stress testing, stability, photostability, and impurities; he has published more than 50 scientific articles in refereed journals and more than 25 book chapters. He has edited two editions of a book focused on the topic of pharmaceutical stress testing, and has made critical contributions to more than 15 NDA/CTD and dozens of IND/CTA submissions. Dr. Baertschi has been a member of the American Chemical Society since 1980, the American Association of Pharmaceutical Scientists (AAPS) since 1993, and was named a Fellow of the AAPS in 2007.