Dr. Gellad’s research focuses on optimizing the quality, safety, and value of prescribing and prescription drug use. He is also a nationally recognized authority on improving the measurement of medication adherence. His research is funded by grants from the Department of Veterans Affairs, NIH, AHRQ and the State of Pennsylvania. He has authored close to 100 articles in the leading medical and policy journals, and he is a regular commentator on pharmaceutical policy issues in major news outlets including the New York Times, Washington Post, and NPR, and the Wall Street Journal.