Martin Willemink is a physician, epidemiologist, biomedical engineer, clinical scientist, and entrepreneur working as an Instructor at Stanford University School of Medicine, in the department of radiology. He focuses on cardiovascular imaging with a special interest in computed tomography (CT). He is co-founder of Segmed, a Y Combinator and StartX backed company that focuses on curating medical data for machine learning (ML). Martin has published 85 peer-reviewed papers and presented 30 lectures at international scientific meetings. He is a Fulbright laureate, and received research funding from the American Heart Association, Philips Healthcare, Stanford University, and is Junior Deputy Editor of European Radiology.