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AHEAD Team

The internationally known faculty members at Saint Louis University’s Department of Health and Clinical Outcomes Research lead and collaborate on a broad range of areas such as diabetes, oncology, health equity, infectious disease, pain and opioid use, health care quality and data science.

SLU's faculty have received about $6.5 million in extramural funding for their research and have published more than 380 peer-reviewed publications in some of the most prestigious scientific journals in the world, including the New England Journal of Medicine, the Journal of the American Medical Association and the Annals of Internal Medicine. The combined methodological and statistical expertise of the AHEAD Institute's biostatistics core staff enables our collaborators to develop robust study designs and generate high-quality research that positively impacts health outcomes.

Leadership

Leslie Hinyard, Ph.D. 
Chair, professor, Health and Clinical Outcomes Research 
Executive director, AHEAD Institute  
leslie.hinyard@health.slu.edu 


Jeffrey Scherrer, Ph.D.  
Vice chair for research, professor, Department of Family and Community Medicine 
Professor, Department of Psychiatry and Behavioral Neuroscience 
Executive director of research, AHEAD Institute 
jeffrey.scherrer@health.slu.edu

 
Rick Grucza, Ph.D.  
Professor, Family and Community Medicine, Health and Clinical Outcomes Research 
Co-director for research, AHEAD Institute  
richard.grucza@health.slu.edu 


Linda Waller 
Director of business strategy, AHEAD Institute, Health and Clinical Outcomes Research 
linda.waller@health.slu.edu 


Joanne Salas
Director for applied research and analytics, AHEAD Institute 
joanne.salas@health.slu.edu 


Thomas Sessa 
Director of data oversight 
thomas.sessa@slu.edu

 

Faculty and Staff

Divya S. Subramaniam, Ph.D.
Associate professor and program director, Health and Clinical Outcomes Research 
divya.subramaniam@health.slu.edu 

 
Paula M. Buchanan, Ph.D. 
Associate professor, Health and Clinical Outcomes Research 
Director of academic affairs, Health and Clinical Outcomes Research 
Director for consulting & training services, AHEAD Institute 
paula.buchanan@health.slu.edu

 
Noor Al-Hammadi, Ph.D.
Assistant professor, Health and Clinical Outcomes Research 
Director for prospective and clinical trial analytics, AHEAD Institute 
noor.alhammadi@health.slu.edu 


Dipti P. Subramaniam Ph.D.
Associate professor, Health and Clinical Outcomes Research 
Director of curriculum development and strategic outreach, Health and Clinical Outcomes Research 
dipti.subramaniam@health.slu.edu 


Paul Hitz
Director for data management and health informatics 
paul.hitz@health.slu.edu 


Sarah Gebauer, M.D.  
Associate professor, Family and Community Medicine 
sarah.gebauer@health.slu.edu 


Matthew Breeden, M.D. 
Assistant professor, Family and Community Medicine 
matthew.breeden@health.slu.edu 


Lizzie Ward 
Program coordinator 
lizzie.ward@health.slu.edu

 

Biostatistics Core Staff

Joanne Salas
Director for applied research and analytics, AHEAD Institute 
joanne.salas@health.slu.edu 


Thomas Sessa 
Director of data oversight 
thomas.sessa@slu.edu 


Roxann Kirkwood
Data management lead 
roxann.kirkwood@health.slu.edu

 
Irene Ryan 
Data manager 
irene.ryan@health.slu.edu 


Timothy Chrusciel 
Biostatistician 
timothy.chrusciel@health.slu.edu 


Matthew Simpson
Data analyst 
matthew.simpson@health.slu.edu 


Zidong (Alex) Zhang, Ph.D. 
Biostatistician 
zidong.zhang@health.slu.edu 


Jason Doherty, Ph.D.
Biostatistician 
jason.doherty@health.slu.edu 


Ruizhi (Regina) Huang 
Biostatistician 
ruizhi.huang@health.slu.edu