Medical and health researchers

Herman N. Eisen

Herman N. Eisen (1918–2014) was an American immunologist who showed that antibodies are bivalent, described affinity maturation, and discovered serine esterases made by cytotoxic T lymphocytes.

Herman Waldmann

Herman Waldmann, born in 1945, is a British immunologist and Emeritus Professor at Oxford known for developing the therapeutic antibody Campath-1, now the drug alemtuzumab.

Hermann Brenner

Hermann Brenner is a German physician and cancer epidemiologist at the German Cancer Research Center in Heidelberg, known for colorectal cancer screening research and the period-analysis method.

Hermann Gutzmann

Hermann Carl Albert Gutzmann (1865–1922) was a German physician regarded as the founder of phoniatrics, the medical specialty for communication disorders, established at the Berlin Charité in 1905.

Hermann Haller (German nephrologist)

Hermann Haller, born 1953 in Stuttgart, is a German nephrologist and hypertension researcher who directed the Hannover kidney clinic from 1999 to 2022 and leads the MDI Biological Laboratory in Maine.

Hermann Knaus

Hermann Knaus was an Austrian gynecologist who, working independently of Kyūsaku Ogino, showed that ovulation occurs at a fixed interval before menstruation, providing the physiological basis of the Knaus–Ogino calendar rhythm method.

Hermann Mooser

Hermann Mooser (1891–1971) was a Swiss physician and microbiologist who first distinguished murine typhus from epidemic typhus, established rats as its reservoir, and gave his name to the Neill–Mooser reaction.

Hermann Oppenheim

Hermann Oppenheim (1858–1919) was a German neurologist in Berlin who described the Oppenheim reflex, amyotonia congenita, and dystonia musculorum deformans, and wrote the standard German neurology textbook of 1894.

Sep 17, 2026

Hermann Rorschach

Hermann Rorschach (1884-1922), Swiss psychiatrist, creator of the Rorschach inkblot test; published Psychodiagnostik in 1921 with ten blots; died at 37; test's validity remains debated.

Hermann Sahli

Hermann Sahli (1856–1933) was a Swiss internist and hematologist who directed the Inselspital medical clinic in Bern and created the 1902 Sahli hemoglobinometer for measuring blood hemoglobin.

Hermann Werner Siemens

Hermann Werner Siemens (1891–1969) was a German dermatologist and professor of dermatology at the University of Leiden who pioneered twin-based methodology in dermatological genetics, with several skin disorders named after him.

Hermann Wieland

Hermann Wieland (1885–1929) was a German pharmacologist, professor at Königsberg and Heidelberg, remembered for introducing lobeline as a respiratory stimulant and pure acetylene as an anesthetic.

Hershel Jick

Hershel Jick was an American drug-safety researcher who founded and led the Boston Collaborative Drug Surveillance Program in Boston in 1966, known for studies linking coffee to heart attack.

Hertzel Gerstein

Hertzel Gerstein is a Canadian endocrinologist at McMaster University who led large diabetes trials, including REWIND, and was elected a Royal Society of Canada Fellow in 2023.

Hervé Avet‐Loiseau

Hervé Avet-Loiseau is a French hematologist-oncologist known for the genetics and genomics of multiple myeloma, who led the Myeloma Genomics unit at the Cancer Research Center of Toulouse.

Hervé Dombret

Hervé Dombret is a French hematologist at Hôpital Saint-Louis in Paris specializing in adult acute leukemia; he led the ALFA and GRAALL groups and the ALFA-0701 gemtuzumab trial.

Hervé Tilly

Hervé Tilly is a French hematologist-oncologist at the Centre Henri Becquerel in Rouen who led the PRIMA and POLARIX lymphoma trials and directed the center from 2007 to 2017.

Heymut Omran

Heymut Omran, born 1967 in Castrop-Rauxel, Germany, is a German pediatric pulmonologist and cilia researcher at University Hospital Münster known for identifying genes that cause primary ciliary dyskinesia.

Hiddo J.L. Heerspink

Hiddo J.L. Heerspink, also known as Hiddo Lambers Heerspink, is a Dutch clinical pharmacologist at the University Medical Center Groningen who leads chronic kidney disease drug trials.

Hidehiko Saito

Hidehiko Saito (齋藤英彦) is a Japanese hematologist, professor emeritus of Nagoya University, known for identifying the Fletcher and Fitzgerald clotting factors and establishing the MEG-01 leukemia cell line.

Hidekazu Tsukamoto

Hidekazu Tsukamoto is an American hepatologist, professor of Pathology and Medicine at USC, who directs the Southern California Research Center for Alcohol-Associated Liver and Pancreatic Diseases.

Hideyoshi Harashima

Hideyoshi Harashima (原島秀吉) is a Japanese pharmaceutical scientist at Hokkaido University who developed the MEND nanocarrier and programmed packaging for delivering DNA, siRNA, and mRNA into cells.

Hilal A. Lashuel

Hilal A. Lashuel, also known as Hilal Lashuel, is a neuroscientist who studies protein misfolding in Alzheimer's and Parkinson's disease and is Professor of Neurology at Weill Cornell Medicine–Qatar.

Hilary Koprowski

Hilary Koprowski (1916–2013) was a Polish-born American virologist who developed the first oral polio vaccine, trialed in 1950, and the oral rabies vaccine, directing The Wistar Institute in Philadelphia from 1957 to 1991.

Hilary Longhurst

Hilary Jane Longhurst is a New Zealand clinical immunologist and hereditary angioedema specialist at Auckland City Hospital who led the first CRISPR-Cas9 gene-editing trials for the condition.

Hilding Berglund

Hilding Berglund (1887–1962) was a Swedish physician and professor of medicine specializing in kidney and metabolic disease, who taught at Harvard and Minnesota before leading a Stockholm clinic.

Himisha Beltran

Himisha Beltran is a medical oncologist and physician scientist, Professor of Medicine at Dana-Farber Cancer Institute and Harvard Medical School, known for research on treatment resistance and neuroendocrine prostate cancer.

Hiroaki Hemmi

Hiroaki Hemmi (邊見弘明) is a Japanese immunologist known for the 2000 Nature paper identifying TLR9 as the receptor for bacterial DNA, and later TLR7 and TLR8 work.

Hiroaki Mitsuya

Hiroaki Mitsuya (満屋裕明) is a Japanese physician-scientist who identified AZT's anti-HIV activity, developed didanosine, zalcitabine, and darunavir, and won the 2015 Japan Academy Prize.