David Olaleye is a Senior Manager and Principal Research Statistician at SAS Institute, Cary, NC. He received his postgraduate training in statistics, demography and clinical epidemiology from the University of Pennsylvania School of Arts and Sciences, and College of Medicine, Philadelphia, PA. He has spent the last 16 years at SAS working on statistical software development of pharmaceutical and healthcare products. His areas of specialization include pharmacovigilance/drug safety, healthcare claims and episode-of-care analytics, clinical trials, health and patient reported outcomes analytics. David has authored and co-authored articles that have been published in peer-reviewed journals.