Megan E. McMahon is a Senior Director in Global CMC at Pfizer in Connecticut. Megan received her BSc in chemistry from Purdue University and an MSc in regulatory affairs/quality assurance from Temple University. Megan started at Pfizer in chemical R&D as an analytical chemist and has worked in regulatory CMC for the past 14 years. She is a member of Pfizer’s Impurity Council and stability Council. Megan was a founding member of the AAPS Chemical and Biological API Focus Group in 2009 and served as Chair in 2012 and 2013. She is an active member of the AAPS CMC Community Steering Committee and has taken a leading role on the AAPS Virtual Round Table series. Megan is an active member of the IQ Risk Based Predictive Stability Working Group and leads the IQ Lean Stability Working Group. She has been an ISPE member since 2019.