Medical and health researchers

G. Denman Hammond

G. Denman Hammond was an American pediatric hematologist-oncologist at USC and Children's Hospital Los Angeles whose leadership of the Children's Cancer Group from 1968 to 1992 improved childhood leukemia survival.

G. Di Chiara

Gaetano Di Chiara, born in Cagliari in 1951, is an Italian pharmacologist and neuroscientist known for research on dopamine and the neurobiology of drug addiction.

G. Frederick Wooten

G. Frederick Wooten is an American neurologist and neuroscientist at the University of Virginia School of Medicine, a Parkinson's disease researcher who chaired its neurology department from 1989 to 2007.

G. Michael Felker

G. Michael Felker is an American cardiologist at Duke University who leads clinical trials in heart failure and served as President of the Heart Failure Society of America.

G. Petur Nielsen

G. Petur Nielsen, also known as Gunnlaugur Petur Nielsen, is an Icelandic-born American pathologist specializing in bone and soft tissue pathology at Harvard and Massachusetts General Hospital.

G. Richard Dickersin

G. Richard Dickersin, born 1927, is an American pathologist at Massachusetts General Hospital and Harvard who specialized in diagnostic electron microscopy of soft-tissue and gynecologic tumors.

G.D. Aurbach

G.D. Aurbach, also known as Gerald D. Aurbach, was an American endocrinologist at the National Institutes of Health known for purifying parathyroid hormone and developing its first radioimmunoassay.

Gabor David Kelen

Gabor David Kelen, known as Gabe Kelen, is a Canadian-trained American emergency physician who has chaired Johns Hopkins' Department of Emergency Medicine since 1993 and founded its disaster-preparedness office, CEPAR.

Gabriël J.E. Rinkel

Gabriël J.E. Rinkel (born 1961) is a Dutch neurologist and professor of neurology at UMC Utrecht, an authority on subarachnoid hemorrhage and intracranial aneurysms known for the PHASES rupture-risk score.

Gabriel N. Hortobágyi

Gabriel N. Hortobágyi is a breast medical oncologist at The University of Texas MD Anderson Cancer Center in Houston, where he has served on the faculty since 1971 and led major breast cancer drug trials.

Gabriel P Krestin

Gabriel P Krestin is a Romanian-born radiologist and emeritus professor of Radiology at Erasmus MC Rotterdam, elected to the US National Academy of Medicine in 2017.

Gad Asher

Gad Asher is an Israeli chronobiologist and full professor at the Weizmann Institute of Science in Rehovot who studies how the circadian clock communicates with metabolism.

Gad Getz

Gad Getz is a computational biologist who directs the Cancer Genome Computational Analysis Group at the Broad Institute and leads cancer genomics at Massachusetts General Hospital.

Gaetano Thiene

Gaetano Thiene, born in 1947, is an Italian cardiovascular pathologist at the University of Padua who identified arrhythmogenic right ventricular cardiomyopathy as a cause of sudden death in young people.

Gagandeep Kang

Gagandeep Kang (गगनदीप कांग) is an Indian physician-scientist known for research on enteric infections in children and for trials that carried the Indian-made rotavirus vaccine Rotavac into India's national immunization program.

Gail D’Onofrio

Gail D'Onofrio is an American emergency physician and addiction-medicine researcher at Yale, known for showing that starting buprenorphine in the emergency department boosts treatment engagement.

Gail G. Harrison

Gail G. Harrison, born Gail Kathleen Grigsby (1943–2015), was an American public health nutrition scientist at UCLA whose research on food insecurity shaped the federal WIC program.

Galen S. Wagner

Galen S. Wagner was an American cardiologist at Duke University who developed the QRS scoring system for estimating heart attack size and taught electrocardiography for decades.

Galina Selivanova

Galina Selivanova is a Swedish-based cancer researcher and professor at Karolinska Institutet, a pioneer of p53 research known for showing that mutant p53 can be restored by small molecules.

Ganesh Raghu

Ganesh Raghu is an American physician-scientist at the University of Washington known for clinical trials and international guidelines in idiopathic pulmonary fibrosis, a scarring lung disease.

Gang Zheng

Gang Zheng is a medical biophysicist and nanomedicine researcher at the Princess Margaret Cancer Centre and University of Toronto, known for porphysome nanotechnology for cancer imaging and treatment.

Garabed Eknoyan

Garabed Eknoyan, born 1935 in Aleppo, Syria, is an Armenian-born American nephrologist at Baylor College of Medicine, known for the 2002 HEMO dialysis trial and co-chairing the first US dialysis guidelines.

Gareth J. Morgan

Gareth J. Morgan, also published as Gareth Morgan, is a hematologist directing multiple myeloma research at NYU Langone's Perlmutter Cancer Center; he led the Myeloma IX trial.

Garland Anderson (obstetrician-gynecologist)

Garland Anderson, also Garland D. Anderson, is an American obstetrician-gynecologist known for large pregnancy-complication trials and as dean of the University of Texas Medical Branch school of medicine, 2006 to 2011.

Garret FitzGerald

Garret A. FitzGerald is an Irish physician-scientist who directs ITMAT at the University of Pennsylvania and showed that low-dose aspirin prevents heart attacks and stroke.

Garry R. Cutting

Garry R. Cutting is a physician-scientist and professor of medical genetics at Johns Hopkins, known for classifying which CFTR gene mutations cause cystic fibrosis through the CFTR2 database.

Garth Graham

Garth Graham (born 1975) is a Jamaican-born American cardiologist and health-equity researcher, a National Academy of Medicine member who has directed YouTube's healthcare work since 2021 after federal and Aetna roles.

Gary Bokoch

Gary M. Bokoch (1954–2010) was an American pharmacologist who spent 25 years at The Scripps Research Institute in La Jolla, California, showing how Rac2 lets neutrophils kill bacteria.

Gary C. Curhan

Gary C. Curhan is an American nephrologist and epidemiologist at Brigham and Women's Hospital and Harvard whose large cohort studies established the dietary determinants of kidney stones and gout.