Dr Benjamin Tan is a Vascular Neurologist at the National University Hospital, Singapore, and Adjunct Assistant Professor at the Yong Loo Lin School of Medicine, National University of Singapore. He is also a Joint Principal Investigator at the Institute of Molecular and Cell Biology (IMCB), A*STAR. Dr Tan leads a research program spanning stroke genomics, brain health and data science.

Dr Tan completed postdoctoral training in computational biology and stroke genetics at the Centre for Genomic Medicine, Massachusetts General Hospital, and the Broad Institute of MIT and Harvard under the mentorship of Professors Jonathan Rosand and Christopher D. Anderson.

His research focuses on young-onset ischemic stroke, integrating genomics, biomarkers, multimodal imaging, and real-world clinical data to better understand disease mechanisms, improve risk prediction, and advance personalized approaches to prevention and recovery. He also leads research in preventive brain health and the heart-brain continuum, with an emphasis on translating scientific discoveries into population health interventions.

Dr Tan has authored more than 300 peer-reviewed publications, including papers in The Lancet Public Health, JAMA Neurology, Neurology, Stroke, Journal of Stroke, European Stroke Journal, and International Journal of Stroke. He has been recognised in the Stanford–Elsevier World's Top 2% Scientists list for three consecutive years (2022–2024).

Internationally, he serves on the New Scientific Initiatives Taskforce of the Council on Stroke of the European Society of Cardiology, is Section Editor (Stroke) for the Journal of Thrombosis and Thrombolysis, and Specialty Editor (Neurology) for the Singapore Medical Journal.