Stephen Tyler is a Director of Quality Assurance at AbbVie, a biopharmaceutical company, in North Chicago, Illinois, USA. Stephen holds B.S. degrees in Applied Biology and Chemical Engineering and a M.S. in Microbiology. Stephen joined AbbVie (Abbott) in 1984 and the Quality Assurance organization in 2008. He is a former international board member for ISPE, former co-chair of the ISPE PQLI technical committee and current chair for the ISPE PQLI Steering Committee. Stephen was the recipient of the 2013 ISPE Richard B. Purdy Distinguished Achievement Award that recognizes an ISPE member who has made significant, long-term contributions to the society.