Salma Bibi, MPH

Administrative Director

Ms. Bibi is the Administrative Director for CHOIR, applying over 10 years of research experience in providing program management and consultation to the Center’s ongoing studies of health delivery reform and innovation. Her expertise includes strategic planning, program development, implementation, evaluation, and dissemination. Since joining CHOIR in 2012, Ms. Bibi has managed several large projects, including serving as the Project Director for the Agency for Healthcare Research and Quality (AHRQ) funded project studying the adoption and use of patient engagement innovations and the CDC funded project examining the Centers for Medicare and Medicaid Services (CMS) State Innovation Model Initiative's impact on diabetes prevention and management. In her current role as the Administrative Director, Ms. Bibi works closely with the Center investigators to administer and oversee all research and training activities within the Center.

Jacob Chen, MPH

Research Analyst

Jacob Chen is a research analyst for the Medical Interpretation Pilot Program at CHOIR. He recently graduated from the Yale School of Public Health with an MPH in Health Policy and a Concentration in Public Health Modeling. He is originally from Edmonton, Canada where he completed his BS double majoring in Chemistry and Psychology.

Sarah D.Epstein, PhD

Policy Analyst

Sarah D. Epstein joined CHOIR as a Policy Analyst in 2022. She is
delighted to have the opportunity to apply the analytical rigor of her training
in comparative critical thought and government-to-healthpolicy analysis to
serve the public by creating tangible improvements to public health.
Dr. Epstein has lived, volunteered, studied, and worked in the U.S., Peru,
Senegal, Egypt, Tunisia, the United Kingdom, and Lebanon, and has
proficiency in English, Spanish, French, and Arabic.

Hattie Hanley, MPP

Right Care Initiative Director

Ms. Hanley co-conceived of and launched the Right Care Initiative in 2008 with the deans of the University of California, Berkeley and UCLA’s Schools of Public Health, clinical experts, and State of California leadership to improve patient outcomes in high yield areas for preventing disability and death, where the science is clear, but the uptake is uneven. The Right Care Initiative is a public-private, charitably-funded collaborative effort that has thus far worked in the areas of prevention and better management of Hospital Acquired Infections (HAI), heart attacks, strokes, and diabetic complications. Ms. Hanley has co-led the initiative since its inception, co-creating the intellectual framework through close collaboration with leading academics and experts in the field. The hallmark of her public policy career is bridging across the disparate arenas of business, government, health care delivery, and academia. Ms. Hanley received her Masters of Public Policy from Harvard University’s John F. Kennedy School of Government, after studying health economics and pre-medical coursework at UC Davis. 

Judy Li, DrPH, MBA

Joint Venture Health Director

Dr. Li received her undergraduate degree from New York University, her Master in Business Administration from the Haas School of Business at the University of California—Berkeley, and her Doctor of Public Health in Health Policy and Management at the School of Public Health, University of California—Berkeley.

Dr. Li co-founded Joint Venture Health with Dr. Shortell in August 2013. She brings a unique combination of health services administration, advocacy and leadership experience to advance its mission. As Chief Administrative Officer of St. Luke’s, she directed this 100-year-old San Francisco medical institution with a 229-bed hospital and an emergency room serving more than 25,000 patients annually. She restructured its day-to-day operations, reformed medical leadership, reduced operating losses by 30% in two years, and secured St. Luke’s long-term future as a part of Sutter CPMC.

Shihan Xu

Shihan Xu, MS

Data Analyst

Shihan Xu (she/her/hers) is a Data Analyst, bringing a wealth of experience in quantitative analysis and data interpretation to CHOIR. With a Master of Science in Social Policy and Data Analytics from the University of Pennsylvania, coupled with a proven track record of success in roles spanning multiple industries, including international affairs, education, environmental science, and public health, Shihan demonstrates a keen aptitude for translating complex data sets into actionable insights, and combines technical expertise with a passion for driving informed decision-making and policy development.

Linden Lovett

Administrative Assistant

Linden Lovett is a junior at UC Berkeley studying Public Health. She has worked with several public health organizations doing research and administrative support including Granite Wellness Centers in her hometown of Nevada City, as well as Chapa De Indian Health. She is passionate about healthcare accessibility and education for young people. Linden hopes to attend medical school after her graduation from UC Berkeley and incorporate what she has learned about public health into her practice.