Dr. Crown is a Distinguished Research Scientist in the Heller School at Brandeis University. He is a recognized expert in real world data analysis, focusing upon research designs and statistical methods for drawing causal inferences from transactional health care datasets such as medical claims and electronic health records. Bill began focusing on the demography and health economics of aging. He left Brandeis in the mid-1990s to lead health economics consultancies at Truven and Optum, where he was Chief Scientific Officer providing methodological guidance on research projects with specific focus on causal inference in database studies, simulation of health care systems, and application of operations research methods to health policy questions. He received his doctorate degree in regional economic modeling from MIT and an MA in economics from Boston University. He has published extensive empirical comparative effectiveness studies and methodological publications in clinical and health policy journals. Dr. Crown was 2013-14 President of the International Society of Pharmacoeconomics and Outcomes Research (ISPOR). He currently co-chairs the ISPOR Task Force on Machine Learning and is particularly interested in the intersection of machine learning and causal inference methods, as well as transparency in the conduct and reporting of empirical health care research.