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Executive Committee


Michelle M. Mielke, PhD

Professor and Chair

Department of Epidemiology and Prevention

Division of Public Health Science 

Wake Forest University School of Medicine  

    Michelle M. Mielke, PhD is Professor and Chair of the Department of Epidemiology and Prevention in the Division of Public Health Sciences and a Professor of Gerontology and Geriatrics Medicine at Wake Forest University School of Medicine.  Her primary research interests include identifying and implementing fluid biomarkers for the diagnosis, prediction, and progression of Alzheimer's disease, and examining sex and gender differences in the development and progression of Alzheimer’s disease and of other aging-related conditions. She is the principal investigator or collaborator on an extensive portfolio of NIH, DOD and other extramurally supported grants and contracts. In addition, Dr. Mielke is a member of the Food and Drug Administration’s Peripheral and Central Nervous System Drugs Advisory Committee and has served on several panels within the NIH, DOD, and CDC. She has previously served as Chair of the Biofluid Based Biomarker (BBB) Professional Interest Area of the Alzheimer’s Association and is currently a member of the Global Biomarkers Standardization of CSF Biomarkers (GBSC), the Standardization of Alzheimer’s Blood Biomarkers (SABB) working group, and co-Chairs the Global CEOi Blood-Based Biomarker Implementation Workgroup. Dr. Mielke has also been involved in the development of recommendations for the use of blood-based biomarkers for clinical and research purposes. She received the John R. Raymond Mentor Award from the Women Scholars Initiative and is a Fellow in the American Association for the Advancement of Science (AAAS), Section on Neuroscience. 


Nicole R. Fowler, PhD, MHSA

Associate Professor of Medicine

Director of Research

Division of General Internal Medicine and Geriatrics

Indiana University School of Medicine  

      Nicole R. Fowler, PhD, MHSA is a health services researcher and implementation scientist whose focus is on the development, testing, and comparison of evidence-based and patient-centered interventions that improve the quality of care for older adults and their family caregivers, in particular medical decision-making interventions to support family caregivers of older adults with Alzheimer’s disease.  She has several studies funded by the National Institutes of Aging and the Department of Defense and is part of the leadership team for the Indiana University Health flagship site for the Davos Alzheimer’s Collaborative. In addition to her broad research portfolio, Dr. Fowler serves as the Director of Research for the Division of General Internal Medicine and Geriatrics, the Associate Director of the Indiana University Center for Aging Research, and the Director of the Indiana University School of Medicine MD-PhD program focused on social and behavioral research in Alzheimer’s disease and related dementias.  

Jeff D. Williamson, MD, MHS

Professor and Section Head of Gerontology and Geriatric Medicine

Department of Internal Medicine 

Wake Forest University School of Medicine  

Jeff D. Williamson, MD, MHS is Professor of Internal Medicine and Chief, Section on Gerontology and Geriatric Medicine at Wake Forest University School of Medicine and Director of the Wake Forest Center for Healthcare Innovation. He is a geriatrician and epidemiologist with joint appointments in the Departments of Internal Medicine, Public Health Sciences, and Neurology. Dr. Williamson serves as Co-Leader for the Wake Forest Claude Pepper Clinical Research Core, Associate Director of the Wake Forest Alzheimer’s Disease Research Center (ADRC), and Co-Leader for the ADRC Clinical Core. Dr. Williamson is an internationally known multicenter clinical trialist whose primary research interests are understanding relationships between chronic diseases, such as hypertension and diabetes, the maintenance of cognitive and physical health in aging adults and developing pragmatic research methods for including older adults in clinical research.

Thomas K Karikari, PhD

Associate Professor

Department of Psychiatry

University of Pittsburgh   

Thomas K. Karikari, PhD is an Assistant Professor of Psychiatry at the University of Pittsburgh and a scientist at the Clinical Neurochemistry Laboratory at the University of Gothenburg in Sweden. His main research interests are to better understand the biochemical and molecular bases of neurodegenerative pathologies in Alzheimer and non-Alzheimer tauopathies in the human brain and biofluids and to develop and validate novel biomarkers for clinical and research use, employing highly sensitive mass spectrometric and immunoassay technologies. The recipient of an Alzheimer’s Association Research Fellowship as well as awards for the Swedish Alzheimer Foundation and the Nordic Federation for Clinical Chenistry, Dr. Karikari is well known for his discovery of novel forms of phosphorylated tau in blood and cerebrospinal fluid and developing clinical and diagnostic tools from these discoveries.

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