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Ashani Weeraratna, PhDAshani T. Weeraratna, PhD

Department of Biochemistry and Molecular Biology

Weeraratna studies the molecular mechanisms involved in melanoma metastasis with particular emphasis on the Wnt signaling pathway. She is also interested in examining the changes in the tumor microenvironment and how they affect melanoma progression and therapy resistance. Weeraratna joined The Wistar Institute in 2011 as an assistant professor. In 2018, she was promoted to professor, and serves as the co-program leader of the Immunology, Microenvironment & Metastasis (IMM) Program. She is also a member of the Wistar Melanoma Research Center.

Profile photo for Karen Bandeen-RocheKaren Bandeen-Roche, PhD, MS

Department of Biostatistics

Karen Bandeen-Roche, an expert in the development, implementation and application of statistical models for problems which include underlying or unobservable processes of interest, currently serves as the chair of Department of Biostatistics. She is most deeply invested in the scientific area of gerontology.

Marsha Wills-Karp, PhD, MSMarsha Wills-Karp, PhD, MS

Department of Environmental Health and Engineering

Marsha Wills-Karp, a leader in the study of the molecular mechanisms of asthma, joined the Department of Environmental Health and Engineering as its chair in early 2012. She is also the founding director of the Division of Immunobiology in the Department of Pediatrics at Cincinnati Children’s Hospital Medical Center.

David D. Celentano, ScD, MHS, PhD (Hon.)David D. Celentano, ScD, MHS, PhD (Hon.)

Department of Epidemiology

David Celentano is the Dr. Charles Armstrong Chair of the Department of Epidemiology. He holds joint appointments in the Departments of International Health, Health Policy and Management, Health, Behavior and Society and Medicine (School of Medicine). His research integrates behavioral science theory and research with epidemiology.

Rajiv Rimal, PhD, MARajiv Rimal, PhD, MA

Department of Health, Behavior and Society

Rajiv Rimal’s research uses social and behavioral theory for disease prevention and harm reduction. He is interested in understanding how interventions can change health behaviors, and he has more than 25 years of experience implementing and evaluating health promotion interventions throughout the world. Currently, he is leading a Gates Foundation-funded intervention to reduce anemia in Odisha, India, and he is part of a team that uses social norms, social network analyses, and agent-based modeling to develop region-representative data and subsequently implement and evaluate behavior-change interventions.

Colleen L. Barry, PhD, MPPColleen L. Barry, PhD, MPP

Department of Health Policy and Management

Colleen Barry is the Fred and Julie Soper Professor and Chair of the Department of Health Policy and Management. Her research focuses on how health and social policies affect outcomes for individuals with mental illness and substance use disorders including access to medical care and social services, care quality and spending, financial protection, and mortality. She holds a joint appointment in the Department of Mental Health.

David Peters, MD, DrPH, MPHDavid Peters, MD, DrPH, MPH

Department of International Health

David Peters is the Edgar Berman Professor and chair of International Health. He is an expert in the development, monitoring and evaluation of health systems in low-income countries and has led projects aimed at improving health systems performance worldwide.

M. Daniele Fallin, PhDM. Daniele Fallin, PhD

Department of Mental Health

M. Daniele Fallin is the Sylvia and Harold Halpert Professor and chair of Mental Health. She is a genetic epidemiologist with a focus on understanding the interplay between genes and environmental risk factors for neuropsychiatric disorders.

Cynthia S. Minkovitz, MD, MPPCynthia S. Minkovitz, MD, MPP

Department of Population, Family and Reproductive Health

Cynthia Minkovitz is the William H. Gates, Sr. Professor and Chair in the Department of Population, Family and Reproductive Health. Her research focuses on enhancing the quality of preventive services for children and understanding the impact of systems reforms on the health and well-being of children and families. She holds a joint appointment in the School of Medicine’s Department of Pediatrics. 

Arturo Casadevall, MD, PhDArturo Casadevall, MD, PhD

W. Harry Feinstone Department of Molecular Microbiology and Immunology

Arturo Casadevall is the Chair of the W. Harry Feinstone Department of Molecular Microbiology and Immunology. He is a globally known expert in humoral immunity, molecular biology, virulence and cryptococcosis.

Marie Diener-West, PhDMarie Diener-West, PhD

Master of Public Health Degree Program

Marie Diener-West is the Chair of the schoolwide Master of Public Health Program and the Helen Abbey and Margaret Merrell Professor of Biostatistics Education.  Her research has focused on the design, conduct and analysis of multicenter clinical trials in ophthalmology and oncology, as well as statistical education.