Researchers in molecular diagnostics, pathology, medical imaging, and precision medicine

Pratik Shah

Pratik Shah is an AI-in-healthcare researcher and assistant professor at UC Irvine who previously led the Machine Learning for Health Research Program at the MIT Media Lab.

Purvesh Khatri is an American computational medicine researcher and systems immunologist at Stanford University, known for blood transcriptomic signatures of sepsis and for co-founding Inflammatix, whose TriVerity sepsis test the FDA cleared in 2025.

Quyen Nguyen

Quyen Nguyen is an American surgeon-scientist at UC San Diego known for color-coded surgery using fluorescent tracers that light up tumors and nerves during operations.

Rachel A. McKendry

Rachel A. McKendry is a British nanotechnologist at University College London known for developing quantum biosensors and rapid diagnostics for infectious diseases and antimicrobial resistance.

Rahmi Öklü

Rahmi Öklü, published as Rahmi Oklu, is an interventional radiologist and Professor of Radiology at Mayo Clinic in Arizona whose Patient Inspired Engineering Laboratory developed the FDA-cleared Obsidio embolic.

Ramzi S. Cotran

Ramzi S. Cotran (1932–2000) was an American pathologist at Harvard Medical School and Brigham and Women's Hospital who coined "endothelial activation" and led Robbins' pathology textbook.

Randolph A. Miller M.D.

Randolph A. Miller, known as Randy Miller, is an American physician and biomedical informatics researcher at Vanderbilt University, best known for pioneering computer-assisted medical diagnosis through the INTERNIST-I project.

Raymond Vahan Damadian

Raymond Vahan Damadian (1936–2022) was an American physician and inventor who discovered NMR differences in cancerous tissue, built the first whole-body MRI machine, and founded FONAR.

Rebecca R. Richards-Kortum

Rebecca R. Richards-Kortum is an American bioengineer at Rice University who develops low-cost medical technologies for low-resource settings, including neonatal devices for Africa, and received a 2016 MacArthur Fellowship.

Rebecca Smith‐Bindman

Rebecca Smith-Bindman is a radiologist, epidemiologist, and professor at the University of California, San Francisco, known for research on radiation doses from medical imaging and cancer risk.

Reza Fazel

Reza Fazel is an American interventional cardiologist at Beth Israel Deaconess Medical Center in Boston, known for population studies of radiation exposure from medical imaging.

Richard L. Naeye

Richard L. Naeye was an American perinatal pathologist and founding chair of pathology at Penn State College of Medicine, known for research on sudden infant death syndrome.

Richard L. Wahl

Richard L. Wahl is an American nuclear medicine physician and radiologist who led the Mallinckrodt Institute of Radiology from 2014 to 2023 and created the PERCIST criteria for measuring tumor response on PET scans.

Richard Leo Wahl

Richard Leo Wahl is an American nuclear medicine physician-scientist at Washington University known for developing the PERCIST criteria for measuring cancer treatment response on PET scans.

Richard Lorne Ehman

Richard Lorne Ehman is a Canadian-born American radiologist at the Mayo Clinic in Rochester, Minnesota, best known as the inventor of magnetic resonance elastography and a 2010 member of the National Academy of Medicine.

Richard Shepherd (pathologist)

Richard Shepherd is a British forensic pathologist who spent over 30 years on the Home Office register, performed more than 23,000 postmortems, and wrote the memoir Unnatural Causes.

Richard Thoma

Richard Andreas Thoma (1847–1923) was a German pathologist who held the pathology chair at Dorpat and gave his name to the Thoma microtome and blood-counting chamber.

Robert B. Innis

Robert B. Innis, born 1952, is an American physician-scientist who has led the Molecular Imaging Branch at NIMH since 2001, developing PET radioligands for brain imaging.

Robert B. Jenkins

Robert B. Jenkins is an American medical geneticist and pathologist at Mayo Clinic in Rochester, Minnesota, known for molecular classification of brain tumors, especially gliomas.

Robert G. Shulman

Robert G. Shulman (1924–2026) was an American biophysicist and Yale Sterling Professor who pioneered NMR spectroscopy for measuring metabolism in living organisms, from microorganisms to humans.

Robert J. Gillies

Robert J. Gillies was an American cancer imaging scientist known as the "Father of Radiomics," who led cancer imaging research at Moffitt Cancer Center in Tampa, Florida.

Robert Janker

Robert Janker (1894–1964) was a German physician and radiologist in Bonn, a pioneer of X-ray cinematography who built an experimental cineradiography system from 1926 to 1937 that Siemens made commercial.

Robert Muir (Scottish pathologist)

Sir Robert Muir (1864–1959) was a Scottish physician and pathologist, Professor of Pathology at the University of Glasgow from 1899 to 1936, known for pioneering work on immunity reactions and the antibody-complement mechanism.

Robert Rössle

Robert Rössle (1876–1956) was a German pathologist who held Rudolf Virchow's chair at the Berlin Charité, advanced inflammation theory with serous inflammation and Pathergie, and introduced quantitative measurement into pathology.

Roger A. Warnke

Roger A. Warnke, also published as Roger Warnke, is a Stanford hematopathologist, Ronald F. Dorfman Professor Emeritus, known for diagnosing lymphomas with immunologic markers and monoclonal antibodies.

Ronald M. Summers

Ronald M. Summers is an American radiologist and tenured Senior Investigator at the NIH Clinical Center in Bethesda, Maryland, where he directs the Imaging Biomarkers and Computer-Aided Diagnosis Laboratory.

Rong Fan

Rong Fan is a Yale biomedical engineer known for inventing spatial multi-omics sequencing technologies such as DBiT-seq and spatial-ATAC-seq, and for co-founding several biotech companies.

Rosalyn Sussman Yalow

Rosalyn Sussman Yalow was an American medical physicist who, with Solomon A. Berson, developed radioimmunoassay for measuring hormones, winning the 1977 Nobel Prize in Physiology or Medicine.

Sep 20, 2026

Rosalynn M. Nazarian

Rosalynn M. Nazarian is an American dermatopathologist, formerly at Massachusetts General Hospital and Harvard Medical School, now Professor of Dermatology and Pathology at Boston University School of Medicine.