Medical and health researchers

Luigi Pagliaro

Luigi Pagliaro (1931–2020) was an Italian hepatologist, Emeritus Professor of Internal Medicine at the University of Palermo, known as the father of Italian hepatology and for defining the prognostic stages of cirrhosis.

Luigi Tavazzi

Luigi Tavazzi, born in Cremona, Italy in 1939, is an Italian cardiologist known for the heart-failure trials CARE-HF and SHIFT and for heading cardiology at Policlinico San Matteo in Pavia.

Luigina Romani

Luigina Romani is an Italian immunologist known for the concept of protective tolerance in infection and for tryptophan co-metabolism therapies, including thymosin α1 for cystic fibrosis.

Luis Alberto Diaz Jr.

Luis Alberto Diaz Jr. is an American medical oncologist who heads Solid Tumor Oncology at Memorial Sloan Kettering, known for circulating tumor DNA biomarkers and the first tissue-agnostic FDA approval.

Luis Barraquer Roviralta

Luis Barraquer Roviralta (Lluís Barraquer i Roviralta, 1855–1928) was a Spanish physician considered the founder of neurology in Catalonia, known for Barraquer-Simons syndrome and Barraquer's reflex.

Luis F. Parada

Luis F. Parada is an American biologist who directs the Brain Tumor Center at Memorial Sloan Kettering Cancer Center and builds mouse models of glioma.

Luis Paz‐Ares

Luis Paz-Ares is a Spanish medical oncologist specializing in thoracic cancers, who heads medical oncology at Hospital Universitario 12 de Octubre in Madrid and the joint H12O-CNIO lung cancer research unit.

Lukoye Atwoli

Lukoye Atwoli is a Kenyan psychiatrist and professor at The Aga Khan University, known for research on trauma and PTSD and membership of the US National Academy of Medicine.

Lutz Gissmann

Lutz Gissmann is a German virologist who isolated HPV16 and HPV18, the main causes of cervical cancer, and developed the virus-like-particle method behind all HPV vaccines.

Lyal Watson

Lyal Watson (1927–2015) was an Australian-born physician and endocrinologist who spent his career at University College Hospital, London, devising the hydrocortisone suppression test for diagnosing hypercalcaemia.

Lyder Borthen

Lyder Borthen, full name Lyder Must Borthen (1849–1924), was a Norwegian ophthalmologist in Trondheim whose leprosy eye research earned a 1900 Paris gold medal and three Nobel nominations.

Lyle R. Petersen

Lyle R. Petersen is an American physician and infectious disease epidemiologist who directs the CDC's Division of Vector-Borne Diseases and led its 2016 Zika response.

Lyn Finelli

Lyn Finelli is an American CDC epidemiologist who co-authored New England Journal of Medicine studies of 2009 H1N1 influenza and childhood pneumonia, and led FluSurv-NET surveillance.

Lyn M. Duncan

Lyn M. Duncan is an American dermatopathologist who joined Massachusetts General Hospital in 1991, helped discover the melanoma biomarker Melastatin, and directed Harvard's dermatopathology training program.

Lynn C. Hartmann

Lynn C. Hartmann is an American medical oncologist at the Mayo Clinic in Rochester, Minnesota, known for studies of risk-reducing surgery in hereditary breast cancer.

Lynn J. Bennion

Lynn J. Bennion is an American researcher at the NIH whose 1970s studies showed that oral contraceptives, obesity, and puberty make human bile prone to cholesterol gallstones.

Lynn M. Taussig

Lynn M. Taussig (1942–2025) was an American pediatric pulmonologist who founded the Tucson Children's Respiratory Study, a landmark asthma birth cohort, and was the first physician President and CEO of National Jewish Health.

Lynne Mofenson

Lynne Mofenson is an American pediatric infectious disease physician who led key NIH trials on preventing mother-to-child HIV transmission, then joined the Elizabeth Glaser Pediatric AIDS Foundation after retiring in 2014.

Lynne W. Stevenson

Lynne W. Stevenson, or Lynne Warner Stevenson, is an American cardiologist at Vanderbilt University Medical Center known for the wet-dry:warm-cold heart failure profiles and INTERMACS registry leadership.

Lytt I. Gardner

Lytt I. Gardner (Lytt Irvine Gardner, 1917–1986) was an American pediatric endocrinologist and SUNY Upstate professor whose 1950 study ended infant formula tetany; he won the 1961 E. Mead Johnson Award.

M. Alan Permutt

M. Alan Permutt, full name Marshall Alan Permutt (1939–2012), was an American physician and diabetes geneticist at Washington University in St. Louis who led the identification of the first type 2 diabetes gene.

M. Alfred Haynes

M. Alfred Haynes (died 2016) was an American epidemiologist who built Charles R. Drew University in Los Angeles and co-edited the 1999 report The Unequal Burden of Cancer.

M. Amin Arnaout

M. Amin Arnaout, also known as M A Arnaout, is a nephrologist and structural biologist at Harvard and Massachusetts General Hospital known for discovering the β2 integrin family.

M. Cristina Leske

M. Cristina Leske is an ophthalmic epidemiologist who spent 30 years at Stony Brook University, leading the Barbados Eye Studies on causes of blindness in people of African descent.

M. Eric Gershwin

M. Eric Gershwin is an American physician-scientist in rheumatology and immunology at UC Davis, best known for identifying the mitochondrial autoantigens of primary biliary cirrhosis.

M. Frederick Hawthorne

M. Frederick Hawthorne (1928–2021) was an American inorganic chemist nicknamed "Mr. Boron" who established boron cluster chemistry, pursued boron neutron capture therapy for cancer, and won the Priestley Medal and National Medal of Science.

M. G. Myriam Hunink

M. G. Myriam Hunink is a Dutch radiologist and clinical epidemiologist, professor at Erasmus MC in Rotterdam and adjunct professor at Harvard, known for decision-analytic modeling of diagnostic imaging.

M. Glenn Koenig

M. Glenn Koenig (1931–1972) was an American infectious-diseases physician-researcher who served as Professor of Medicine and Director of the Division of Infectious Diseases at Vanderbilt, publishing on enterococcal endocarditis and bacterial interference.

M. Kariuki Njenga

M. Kariuki Njenga (Moses Kariuki Njenga) is a Kenyan virologist and epidemiologist, professor at Washington State University, elected to the National Academy of Medicine in 2017.