Mark D. Johnson is currently a Principal Research Statistician in AbbVie Quality Engineering. He has more than 16 years of Quality Assurance experience in the pharmaceutical and medical device industries. He has been with Abbott/AbbVie since 2007 and previously served as a Quality Manager (Statistics). He previously served as a QA Statistician for bulk drug and hospital products divisions at Abbott (1996-2003), as well as a Senior Product Quality Engineer for medical devices at Hospira (2003-2007). Mark holds a M.A. in Statistics from Loyola University of Chicago (1993) and is an active member of AAPS and ASQ.