Meet Our Team

Steven Lin, MD

Executive Medical Director

Dr. Lin is the Founder and Executive Director of the Stanford Healthcare AI Applied Research Team (HEA3RT). He is an expert clinician, educator, researcher, and health system leader in the specialty of family medicine. Dr. Lin earned his MD from Stanford University School of Medicine and completed his training at Stanford’s family medicine residency program. He has received numerous national awards and is recognized among the top family physicians in the United States.

Dr. Lin is the Family Medicine Service Chief and the Head of Technology Innovation for the Division of Primary Care and Population Health. His focus is on the intersection of health services innovation, digital health and emerging technologies – specifically artificial intelligence and machine learning in healthcare. Dr. Lin is currently the James C. Puffer/American Board of Family Medicine Fellow with the National Academy of Medicine. He is the author of over 300 scholarly works and conference presentations.

Margaret Smith, MBA

Director of Operations

Margaret Smith is the Director of Operations of HEA3RT where she works with industry collaborators, and clinical and operational leaders at Stanford on the development and implementation of artificial intelligence technologies that improve the lives of patients, providers and health systems. Her expertise lies in healthcare quality improvement, complex problem solving, facilitating cross discipline collaboration, and design thinking. Her passion is building and applying collaborative mix-methods approaches to develop, implement and study technology solutions in healthcare that work for providers and patients rather than impede care delivery.

Previously, she held senior positions in quality improvement for many years in academic and non-academic medicine garnering extensive experience in a broad set of organizational and incentive structures. In these roles, she managed portfolios of projects across all care settings, achieving consistent and sustained results leading large multidisciplinary teams, and guided senior executives on visioning, strategy development, goal setting and managing improvement across the enterprise.

Margaret holds a bachelor’s degree in finance and risk management, a master’s in business administration with a specialization in healthcare management from the Baylor Hankamer School of Business, Robbins Institute for Health Policy and Leadership, and a Lean Six-Sigma master black belt certification.

Amelia Sattler, MD

Associate Medical Director

Dr. Sattler is an Associate Medical Director of HEA3RT. She is an ebullient family physician with special interests in quality improvement, population health, medical education, adolescent medicine and mental health.

Her medical training began while seated around the dinner table in rural northern California where, as a child, she was inspired by the joy that her parents experienced working as family practitioners. In pursuit of formal medical training she ventured from the west coast to Mayo Medical School in Rochester, Minnesota where she was “raised” in a culture of medicine that prioritizes the needs of patients.

After surviving four winters, she happily returned to San Jose, California where she completed residency in Family Medicine at the San Jose-O’Connor Family Medicine Residency Program. She joined Stanford Family Medicine in 2013.

Dr. Sattler is the Program Director for the Stanford Primary Care Performance Enhancement Program (PC-PEP), a rapid-cycle quality improvement program that empowers front-line faculty and staff to tackle day-to-day operational problems. She is also the Quality Improvement Lead for both the Stanford Primary Care Faculty Practices and the Stanford School of Medicine Continuity of Care Clerkship.

Shreya Shah, MD, FACP

Associate Medical Director

Dr. Shah is an Associate Medical Director of HEA3RT. She is an internal medicine clinician, researcher and educator with special interests in EHR usability and optimization, population health, value-based care, and quality improvement.

She grew up in the suburbs of Chicago and after completing medical school at Northwestern during a polar vortex, she decided to move to California to complete her internal medicine residency at Stanford, and then joined the Stanford faculty in 2017. She is a clinical assistant professor in the Division of Primary Care and Population Health within the Department of Medicine.

Dr. Shah is also a Medical Informatics Director for Primary Care and Population Health for Stanford Health Care and works to lead the design, implementation and optimization of health information technology in support of clinicians and the patients they serve. Additionally, she is a co-director for the Stanford Internal Medicine residency pathways of distinction (POD) mentorship program for the Innovation/Biodesign/Informatics POD.

Tim Tsai, DO, MMCI


Tim Tsai joins HEA₃RT and the Division of Primary Care and Population Health as a clinical assistant professor. He spent time in Boston for undergrad at Boston University and a Masters in Biomedical Sciences from Tufts University. He returned to NJ, where he grew up, for his medical training at Rowan School of Osteopathic Medicine and Family Medicine residency at Overlook Family Medicine. With an interest in healthcare innovation, he continued his training at Duke University completing a fellowship in Clinical Informatics and Masters of Management in Clinical Informatics. 

Tim is excited to build upon his informatics experiences and contribute to the HEA₃RT team achieving its mission. He is particularly passionate about ways to improve the primary care experience, both for the providers and the patients, through thoughtful implementation of technology. 

When he is not tackling provider burnout and the in-basket, Tim enjoys exploring the city, especially the food, hiking, playing golf, board games, cooking, and spending time with his fiancé and their two year old Czech Shepherd, Nori.

Anna Devon-Sand, MPH

Research Project Manager

Anna Devon-Sand holds a bachelor’s degree from Johns Hopkins University and a master’s in Public Health from the University of California, Berkeley. 

As a project manager for HEA₃RT, Anna supports the operations of multiple research studies related to the design and implementation of AI solutions that improve the lives of patients and providers. Drawing on her public health background, Anna is excited to help grow HEA₃RT's community-engaged research portfolio in support of technologies that advance health equity.

Anna grew up in Philadelphia but loves living in the Bay Area, where she can hike and enjoy the outdoors all year.

Grace Hong, BA

Research Associate

Grace Hong holds a bachelor's degree in Economics from Stanford University and is currently pursuing a master's degree in Public Health at the Harvard T.H. Chan School of Public Health. As a Research Associate, Grace works with HEA3RT to study the implementation of AI technologies in healthcare settings and better understand their effects on patients, providers, and health systems.

Prior to joining HEA3RT, she has conducted health economics research at the Stanford Institute for Economic Policy Research and helped connect patients in the Stanford ED to community resources to address their social needs. Her current research interests include the intersection of health and technology and public health.

In her free time, she enjoys thrifting, cooking Korean food, and playing Bananagrams.

Trevor Crowell, BA

Research Associate

Trevor Crowell attended and graduated from the University of California, Davis, where he received his Bachelor of Arts in Psychology with a minor in Sociology in March 2022. Over the course of his undergraduate years, Trevor accrued extensive research experience across multiple domains of psychological inquiry, exploring research methodology and social cognition at UC Davis and emotion, stress, and psychophysiology at UCSF. As a member of HEA3RT, Trevor hopes to apply his knowledge of research processes as well as background in Sociology to assist the development of novel health technologies while seeking to build relationships between communities, technological entities, and health care institutions.

Trevor was born and raised in Redwood City, mere minutes from the HEA3RT Lab space. In his time outside of work, Trevor enjoys analog photography, plant-based cooking and exploring the Bay Area.

Jeannie Jeong, BA

Research Associate

Jeannie Jeong recently graduated from Vanderbilt University with a B.A. in Psychology and Cognitive Science. Jeannie is passionate about research at the intersection of artificial intelligence, cognitive science, and healthcare. 

Prior to joining HEA₃RT, she conducted research at the Laboratory for AI and Visual Analogical Systems at Vanderbilt, using a tech-based approach to explore how visual thinking works in relation to neuro-diverse conditions. As a Research Associate, Jeannie hopes to apply her interdisciplinary background to support the implementation of human-centered AI in healthcare. Jeannie is particularly interested in integrating AI into mental healthcare. 

Jeannie was born and raised in Yongin, South Korea. In her free time, she enjoys urban/hip-hop dancing, cooking, and filmmaking.