Mac received a Masters in Statistics and graduate certificates in Public Health, Pharmacovigilance and Pharmacoepidemiology. He has been involved in pharmacovigilance, signal detection and data visualization for most of his career, including membership in several multi-disciplinary industry working groups. Currently he is a clinical trial and clinical safety statistician at J&J. His clinical focus has been late development immunology and safety statistics for the past 16 years, including implementation of the IND Final Rule and aggregate safety analysis.