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in (world ranking)
Top KOL Ranking
As of October 2026, according to ScienceLeadR, the leading experts on Parkinson Disease are Bastiaan R Bloem (Radboud University Nijmegen Medical Centre, Netherlands), Olivier Rascol (Centre Hospitalier Universitaire de Toulouse, France) and Anthony E Lang (Toronto Western Hospital, Canada), ranked by scientific expertise on this MeSH term among 38,007 matching experts. How the ranking works.
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Full top 25 ranking: Top Parkinson Disease key opinion leaders
Top Parkinson Disease key opinion leaders
Experts are ranked by their scientific expertise on this MeSH term. The overall SLR shown for each expert is the ScienceLeadR Reputation score across all topics, computed from publications, clinical trials, patents and grants; it is not the sort key. Top 25 of 38,007 experts matching this MeSH term.
Ranking last changed on .
Bastiaan R Bloem — Radboud University Nijmegen Medical Centre, Netherlands — overall SLR (all topics) 4209
Olivier Rascol — Centre Hospitalier Universitaire de Toulouse, France — overall SLR (all topics) 3059
Anthony E Lang — Toronto Western Hospital, Canada — overall SLR (all topics) 4323
Anthony H V Schapira — The Royal Free Hospital, United Kingdom — overall SLR (all topics) 2336
Alberto J Espay — University of Cincinnati Medical Center, United States — overall SLR (all topics) 2657
Alice Nieuwboer — KU Leuven, Belgium — overall SLR (all topics) 1683
Christopher G Goetz — Rush University Medical Center, United States — overall SLR (all topics) 2339
Christine Klein — University Hospital Schleswig-Holstein, Germany — overall SLR (all topics) 2801
Andrew B Singleton — National Institutes of Health Clinical Center, United States — overall SLR (all topics) 3051
Roger A Barker — Addenbrooke's Hospital, United Kingdom — overall SLR (all topics) 2514
Rajesh Pahwa — University of Kansas Medical Center, United States — overall SLR (all topics) 1733
C Warren Olanow — Icahn School of Medicine at Mount Sinai, United States — overall SLR (all topics) 1556
Ronald B Postuma — Hôpital du Sacré-Cœur de Montréal, Canada — overall SLR (all topics) 1911
Nicolaas I Bohnen — University of Michigan–Ann Arbor, United States — overall SLR (all topics) 2149
Anette Schrag — University College London, United Kingdom — overall SLR (all topics) 1680
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