Who We Are
PPMI is a collaboration of researchers, funders, and study participants working toward the goal of identifying progression biomarkers to improve PD therapeutics.
Executive Steering Committee
The PPMI Executive Steering Committee is responsible for the scientific rationale, study design, site selection, logistics, data management and analysis planning for the study.
To communicate with a member of the PPMI Executive Steering Committee, contact us.
Ken Marek, MD
Principal Investigator, Distinguished Scientist
Institute for Neurodegenerative Disorders
Tanya Simuni, MD, FAAN
Arthur C. Nielsen Professor of Neurology , Division Head, Parkinson's disease and Movement Disorders Center
Northwestern University Feinberg School of Medicine
Caroline Tanner, MD, PhD
Professor, Department of Neurology, Weill Institute of Neuroscience, University of California, San Francisco
Associate Director, Research, Parkinson's Disease Research Education and Clinical Center San Francisco Veteran's Affairs Medical Center, CA
Andrew Siderowf, MD
Hurtig-Stern Professor of Neurology
University of Pennsylvania Perelman School of Medicine
Christopher S. Coffey, PhD
Professor, Department of Biostatistics, Director, Clinical Trials Statistical and Data Management Center
University of Iowa
Tatiana Foroud, PhD
Professor, Department of Medical and Molecular Genetics
Indiana University School of Medicine
Brit Mollenhauer, MD
Associate Professor for Neurology at University Medical Center Goettingen, Head of Translational Research at Paracelsus-Elena-Klinik, Kassel, Germany
Institute for Neurodegenerative Disorders
Doug Galasko, MD
Professor, Department of Neurosciences
UC San Diego
Kathleen Poston, MD, MS
Chief, Movement Disorders
Department of Neurology, Stanford University
Ethan Brown, MD
Assistant Professor of Neurology
Weill Institute for Neurosciences, University of California San Francisco
Karl Kieburtz, MD
Professor of Neurology
University of Rochester Medical Center
Roseanne D. Dobkin, PhD
Professor of Psychiatry
Rutgers University, Robert Wood Johnson Medical School
Lana Chahine, MD
Assistant Professor Of Neurology
University of Pittsburgh
Sohini Chowdhury
Todd Sherer, PhD
Executive Vice President, Research Strategy
The Michael J. Fox Foundation for Parkinson's Research
Mark Frasier, PhD
Chief Scientific Officer, Research Programs
The Michael J. Fox Foundation for Parkinson's Research
Roy Alcalay, MD, MS
Chief, Movement Disorders
Department of Neurology, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel
Aleksandar Videnovic, MD, MSc
Chief, Division of Sleep Medicine, Massachusetts General Hospital
Associate Professor of Neurology, Harvard Medical School
Daniel Weintraub, MD
Professor of Psychiatry
University of Pennsylvania School of Medicine
Kalpana Merchant, PhD
Adjunct Professor of Neurology, Northwestern University Feinberg School of Medicine
Founder President and CSO, TransThera Consulting Co.
Thomas F. Tropea DO, MPH, MSTR
Chief Medical Officer, Institute for Neurodegenerative Disorders
Adjunct Assistant Professor of Neurology
University of Pennsylvania Perelman School of Medicine