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Research Team and Support

Core Staff:

Wen Ye, Ph.D

Research Assistant Professor of Biostatistics

Glen A B Feak, Ph.D

Applications Programmer Lead


Department of Biostatistics
School of Public Health
University of Michigan
M2515 SPH II
1415 Washington Heights
Ann Arbor, Michigan 48109-2029


Here is a list of current and previous team members that contribute to the project:

Deanna Isaman, Ph.D, who developed the Lemonade method of estimation and proposed and directed the migration of the original version of the model to its current platform in Python.

Wen Ye, Ph.D, who provided statistical lead in estimation topics and supported recent model development.

Jacob Barhak, Ph.D, who developed the software application in Python, and implemented models using this environment.

Joyce M. Lee, MD, MPH, Clinical consultant, Assistant Professor, Department of Pediatrics and Communicable Diseases, University of Michigan

Lisa A. Prosser, PhD, Economical consultant, Research Associate Professor, Department of Pediatrics and Communicable Diseases, University of Michigan

William H. Herman, MD, Director of the Michigan Diabetes Research and Training Center (MDRTC), who proposed the development of the chronic disease model and provided the scientific direction.

Morton B. Brown, Ph.D, Director of the Biostatistics and Economic Modeling Core of the MDRTC, who supervised the development of the model.

Honghong Zhou, Ph.D and Shari Messinger Cayetano, Ph.D who programmed the initial model in SAS.

Michael Brandle, MD, who did the literature search to identify the transition parameters.

Supporting Team

Software Development

Web Page Developers

Webmasters and Adminstration

Thanks also to Scot E. Moss and Ray Burke who assisted with this project.

Thanks to Asad Yousuf (UROP) and Emily Springfield (SON) who helped with earlier versions of this web page.

Thanks to Doug Hockstad (Tech-Transfer) who helped with license issues.



This research was supported by the National Institutes of Health (NIH) Chronic Disease Modeling for Clinical Research Innovations (NIH: R21-DK075077) and the Michigan Diabetes Research and Training Center (NIH: P60-DK20572)

Undergraduate Research Opportunity Program (UROP) and the Michigan Research Community (MRC) at the University of Michigan