This document discusses patient-centered drug development and clinical trials. It defines patient centricity as meaningfully including patients, particularly in trial protocol design, and linking clinical trial goals with patients' needs and experiences. It emphasizes measuring what matters to patients. While patient centricity is seen as important, there is no consensus on how to measure it. The document explores definitions of patient centricity, challenges in measuring it, examples of companies working to include the patient voice, and the need for new approaches to drug development that place greater focus on the patient experience.