Andrew R Zullo, PharmD, ScM, PhD is a nursing home / long-term care pharmacoepidemiologist and health services researcher. He applies comparative effectiveness and safety methodologies to patient-centered outcomes research topics in diabetes, cardiovascular disease, fractures/osteoporosis, infectious diseases, nephrology, and more. His other interests include 1) the quality and determinants of medication use, 2) personal prescription drug importation, and 3) new models of pharmaceutical care delivery and medication management. During his fellowship, Andrew will focus on using observational data to emulate randomized controlled trials of medications and obtain causal treatment effect estimates for outcomes of greatest importance to older adults.