Dr. Sim is a leader in the policy and technology of large-scale health data sharing for clinical care and research. She is co-founder of Vivli, a global data sharing platform for participant-level clinical trials data and co-founder of Open mHealth, a non-profit organization whose open mobile health data standards are now the IEEE 1752 global standard. She co-developed CommonHealth, the Android equivalent of Apple Health for bringing USCDI EHR data to smartphones, and is integrating digital technologies into primary care at UCSF. Dr. Sim is Co-Director of the new UCSF UC Berkeley Joint Program in Computational Precision Health. She earned her MD and PhD from Stanford University, and is a recipient of the United States Presidential Early Career Award for Scientists and Engineers (PECASE), a Fellow of the American College of Medical Informatics, and a member of the American Society for Clinical Investigation. She is a practicing primary care physician.