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Meet Some of Our Faculty

  • Assistant Professor of Public Health (Social & Behavioral Sciences); Affiliated Faculty, Yale Institute for Global Health

    Ashley Hagaman, PhD is an Assistant Professor of Public Health in the Department of Social and Behavioral Sciences at Yale School of Public Health. She is also a qualitative methodologist with the Center for Methods in Implementation and Prevention Science and holds a secondary appointment in the Department of Anthropology. Her research examines the complex collection of factors that influence depression and suicide in varying cultural contexts, particularly among vulnerable populations. She collaborates with several interdisciplinary teams around the world to develop and test innovative strategies to alleviate depression and enhance maternal health systems, with field sites in Nepal, Pakistan, and Ethiopia. She also contributes to the development of innovative qualitative and mixed-methods to improve the study and implementation of evidence-based health practices, incorporating and testing new passive data collection strategies and rapid analytic techniques.
  • Assistant Professor of Biostatistics (Health Informatics)

    Dr. Terika McCall is an Assistant Professor in the Biostatistics Department (Health Informatics Division) at the Yale School of Public Health, secondary faculty at the Yale School of Medicine’s Biomedical Informatics & Data Science Section, and Director of the Consumer Health Informatics Lab (CHIL) at Yale. Dr. McCall’s research interests focus on reducing disparities in mental health service access and use through technology. Specifically, she examines the use of telehealth modalities to deliver mental health services and resources to communities that are underserved. Dr. McCall’s expertise is in user-centered design and usability testing of digital health tools. She has experience leading multidisciplinary teams in industry and academia in the development of digital health tools, and currently teaches a course on the topic, BIS 640/SBS 640: User-Centered Design of Digital Health Tools at Yale School of Public Health. As Director of CHIL, Dr. McCall provides guidance to faculty and students in the development of digital health tools, such as clinical decision support tools, mobile apps, and wearables for diverse populations.
  • Professor of Public Health (Health Policy), Professor of Management, and Professor in the Institution for Social and Policy Studies; Co-director, Public Health Modeling Concentration; Affiliated Faculty, Yale Institute for Global Health

    The objective that guides Dr. Paltiel's scholarly activities is to promote a reasoned approach to decision making and resource allocation in public health and medicine. Trained in the field of Operations Research, Dr. Paltiel designs and implements policy models and cost-effectiveness analyses. He has a special interest and expertise in HIV/AIDS and has published broadly on the cost-effectiveness of testing, prevention, treatment, and care, both in the United States and around the world.