Affiliated Faculty



Carinne Brody, MPH, MA, DrPH


Carinne Brody is assistant professor and chair of the global health track. Her most recent research projects aim to examine the barriers to accessing reproductive health in low-resource settings and specifically for at-risk youth and female economic migrants in Cambodia. She has also conducted several systematic reviews looking at the impact of reproductive health vouchers on health and of female economic self-help groups on empowerment. She is an active member of the Center of Expertise on Women’s Health and Empowerment, part of UC Global Health Institute.  Carinne has a doctorate in public health from UC Berkeley and a joint Masters in Public Health and Economic Development from Columbia University in New York. She has been involved with programs and research for governmental and non-governmental organizations as well as foundations in Sri Lanka, Ghana, Haiti, Somalia, Uganda, Kenya, Cambodia and India.



Sarah Sullivan, MSN, MPH


Sarah Sullivan is the Touro University California Global Health Bolivia field study coordinator and has set up over 50 student projects with Bolivian institutions and organizations.  She has significant experience developing and implementing international education curricula in Clinical Nursing and Health Management and Leadership in low resource countries.  Sarah has worked with Ministries of Health and United Nation agencies, including the WHO, in many countries. Research interests include the Roles of Nurses and Midwives in Emergencies and Disasters, Human Resources for Health, Interprofessional Education and Bioethics/Research Ethics.  



Sahai Burrowes, PhD, MALD


Sahai Burrowes is an assistant professor of public health and coordinator of TUC’s Ethiopia MPH field study site in Ethiopia. She studies the political economy of development assistance for health with a regional focus on eastern and southern Africa. Her research interests include the politics of global health policymaking; the effectiveness of development assistance for health; and the impact of such assistance on clientelism, patronage, and civil society development. In Ethiopia, she is actively developing a portfolio of projects that study the quality and responsiveness of midwifery care in the country.  She has a PhD in Health Services and Policy Analysis  from the University of California, Berkeley and has managed and provided technical assistance for international HIV/AIDS prevention, care, and treatment programs in Burma (Myanmar), Madagascar, Zimbabwe, South Africa, Malawi, and Tanzania.


Alexandra Hernandez, MPH, PhD


Dr. Hernandez is an assistant professor in the Global Health Track of the Public Health Program at Touro University California.  Her research focuses on human papillomavirus (HPV) infection and HPV-associated diseases in men and women both domestically and internationally.

Prior to her appointment at Touro University, Dr. Hernandez was an epidemiologist and biostatistician at the University of California, San Francisco (UCSF).  At UCSF she was the lead epidemiologist on a number of projects including studies of prevalent and incident HPV infection among HIV-infected and HIV-uninfected men in India.  She also worked on a variety of projects with topics including determining risk factors for HIV/AIDS acquisition, prevention of HIV/AIDS and other sexually transmitted infection, osteoarthritis, diabetes, urinary incontinence, and women’s health.

Dr. Hernandez holds a BA in Integrative Biology and Physical Anthropology from the University of California, Berkeley (UCB), an MPH from UCB with an emphasis in Epidemiology and Biostatistics, and a doctorate in Epidemiology, also from UCB. 


Dr. Siyan Yi, MD, PhD


Dr. Yi is currently Research Director at KHANA, the largest national non-governmental organization providing integrated HIV prevention, care, and support services at the community level in Cambodia. He also serves as an adjunct faculty in Global Health at Touro University, California. My research interests are cross-departmental within the areas of epidemiology, social determinants of health, health system, health promotion, and health and development. He has been working as a researcher, lecturer, and public health practitioner for national and international institutions in different countries including Australia, Cambodia, Japan, and the United States. He has successfully conducted several research and intervention projects including the Flagship Project among HIV most-at-risk populations, the Sustainable Action against HIV and AIDS in Communities (SAHACOM), the community-based health cooperation in improving access to primary health care among rural populations in Cambodia; studies on social and biological factors associated with risks of chronic diseases in Japan; social determinants of risky sexual behavior, substance abuse, and mental disorders among adolescent students in Cambodia; risky sexual behaviors among people living with HIV in Cambodia; factors associated with HIV voluntary counseling and testing among tuberculosis patients in Cambodia; and an intervention study to improve knowledge, attitudes, and practices in prevention and control for common communicable diseases in primary schools in Cambodia. Through his career, he has been pleased to publish several research articles in international peer-reviewed journals. He is the winner of three international research awards including the Montreux Prize from the Swiss Association for Adolescent Health and the International Association for Adolescent Health (2010), the Scientific Research Award from the University of Tokyo (2009), and the Young Investigator Award from the Asia Pacific Academic Consortium for Public Health (2008).

Dr. Sarah Jane Holcombe, PhD, MPH, MPPM


Dr. Holcombe is an Associate Fellow with the Bixby Center for Population, Health and Sustainability at the University of California, Berkeley, and a Program Officer for the Erik E. and Edith H. Bergstrom Foundation where she is designing and launching its new program of grant-making for family planning and reproductive health service delivery in East Africa.
She received her PhD from University of California, Berkeley in Health Services and Policy Analysis and her MPH from the Yale School of Public Health. 

Dr. Holcombe has over 20 years of program management and grant making experience in global reproductive health in sub-Saharan Africa, South-east Asia, and Latin America where she developed,  managed, and evaluated HIV/AIDS and social marketing programs. Her current research focuses on the quality of maternal and reproductive health care amidst expansion of services in Ethiopia, and the determinants of health professionals’, particularly midwives’, willingness to provide abortion care and other socially contentious services.