Faculty Directory
Our faculty are world-renowned experts, and trusted advisers to our students, public health leaders, and the public.
![David Sosnowski David Sosnowski](/sites/default/files/styles/people_card_360/public/images/4430.jpg?h=d2f6f62a&itok=ah-URWom)
David W. Sosnowski, PhD, is a developmental psychologist who studies the role of epigenetic modifications in the context of childhood adversity and substance use.
![Michelle Spencer Michelle Spencer](/sites/default/files/styles/people_card_360/public/images/3459.jpg?h=f97f901d&itok=GbY6osfY)
Michelle Spencer, MS, is a public health practitioner who focuses on the impacts of health equity, racial disparities, and health outcomes through community-based initiatives.
![Paul Spiegel Paul Spiegel](/sites/default/files/styles/people_card_360/public/images/664.jpg?h=bd909d3d&itok=bPnDIR7U)
Paul Spiegel, MPH ’96, MD, is recognized for his research on preventing and responding to complex humanitarian emergencies and director of the Center for Humanitarian Health.
![Adam Spira Adam Spira](/sites/default/files/styles/people_card_360/public/images/2102.jpg?h=b5af6154&itok=OIpGfPVX)
Adam Spira, PhD, MA, studies how healthy sleep can protect against poor outcomes in later life, including cognitive and functional decline, and Alzheimer's disease pathology.
![Prakash Srinivasan Prakash Srinivasan](/sites/default/files/styles/people_card_360/public/images/3394.jpg?h=2a863d6a&itok=4tfa4Ny4)
Prakash Srinivasan, PhD, studies how malaria parasites enter host cells and applies findings to develop vaccines that will prevent them from causing disease.
![Martin Stephens Martin Stephens](/sites/default/files/styles/people_card_360/public/images/2550.jpg?h=bf372811&itok=zUTRnt2W)
Martin Stephens, PhD, promotes new methods of biomedical research and testing that are more relevant to human health than are traditional animal-based approaches.
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Alice Sternberg, ScM, contributes leadership and analysis to the studies of COPD, liver disease, and falls in the elderly.
![](/sites/default/files/styles/people_card_360/public/2023-08/elizabethstierman-049-web4.png?h=fe14a4ca&itok=tXZLM6zd)
Elizabeth Stierman, PhD ’22, MPH '11, evaluates approaches to improve quality of care, address social determinants, and advance equity in maternal and child health.
![Donna Strobino Donna Strobino](/sites/default/files/styles/people_card_360/public/images/678.jpg?h=f796278e&itok=G831MuWq)
Donna Strobino, PhD ’76, an expert in maternal and child health (MCH) research, focused on the health of disadvantaged pregnant women and their young children and families.
![Elizabeth Stuart Elizabeth Stuart](/sites/default/files/styles/people_card_360/public/images/1792.jpg?h=16b768a2&itok=vVhi5jm5)
Elizabeth Stuart, PhD, uses statistical methods to help learn about the effects of public health programs and policies, often with a focus on mental health and substance use.