Core Faculty

Douglas Brubaker

Assistant Professor, Biomedical Engineering
Regenstrief Center for Healthcare Engineering
Purdue University

Doug Brubaker joined RCHE in August 2020. His lab develops computational approaches to facilitate modeling of diverse clinical and molecular data modalities from patients and experimental systems to develop new therapeutic approaches for complex diseases. His lab aims to bridge the domains of molecular and population level bioengineering to improve human health. He received his bachelors in mathematics and Ph.D. in Systems Biology and Bioinformatics from Case Western Reserve University before undertaking postdoctoral studies in the Department of Biological Engineering at MIT.

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Zachary Hass, PhD

Assistant Professor, Nursing and Industrial Engineering
Regenstrief Center for Healthcare Engineering
Purdue University

Dr. Hass is a joint appointment between the Schools of Nursing and Industrial Engineering with academic training as a statistician in health services research. The focus of his research is on evaluating policies and programs that impact the healthcare system with a particular focus on promoting quality of care for vulnerable populations such as older adults, Medicaid participants, and rural populations.

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Toyya Pujol-Mitchell

Assistant Professor, Industrial Engineering
Regenstrief Center for Healthcare Engineering
Purdue University

Toyya Pujol joined RCHE in August 2020 as Core Faculty. Her home department is in Industrial Engineering where she serves as an Assistant Professor. Her research interests are analytics and machine learning applied to health data with a focus on health disparities. Her work leverages methods from data science, statistics, causal inference and network science. Previous to joining RCHE, she served as an operations research analyst for the US Air Force and a visiting researcher for Harvard Medical School. Toyya received her PhD in Industrial Engineering from the Georgia Institute of Technology in 2020. Additionally, her educational background includes a BS in Management Science from MIT, a MS in Operations Research from Northeastern University and a MS in Statistics from Georgia Tech.

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Juan Wachs, PhD

Professor, Industrial Engineering
Regenstrief Center for Healthcare Engineering
Purdue University

Juan Wachs focuses his research in the nexus between robotics, interaction and data science, specifically as applied to healthcare, which is in line with the foci of Human Systems and Healthcare Systems. Throughout his work at Purdue, his lab focuses in the field of human-machine interaction, specifically in the medical field. Key areas of research in the ISAT lab involves the study of surgical robotics, hand gesture interfaces and assistive technologies.

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Xiaoqian Joy Wang, PhD

Assistant Professor, Electrical and Computer Engineering
Regenstrief Center for Healthcare Engineering
Purdue University

Joy's research lies in the intersection of machine learning and biomedical data science. She is interested in developing machine learning models with improved interpretability, fairness, and robustness, especially in the construction of self-explanatory models and stable accuracy performance with respect to data uncertainty. In the field of biomedical data science, she is committed to designing high-performance models for early diagnosis of chronic diseases.

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