Researchers in clinical neuroscience, neurology, and psychiatry research

Louise M. Howard

Louise M. Howard, also known as Louise Howard, is a British perinatal psychiatrist and Professor Emerita of Women's Mental Health at King's College London, appointed OBE in 2023.

Lucio Bini

Lucio Bini (1908–1964) was an Italian physician and engineer who co-invented electroconvulsive therapy with Ugo Cerletti at the University of Rome, building the first ECT apparatus and patenting it.

Łucja Frey

Łucja Frey (Łucja Frey-Gottesman; 1889–1942) was a Polish neurologist of Jewish origin whose 1923 description of gustatory sweating gave Frey's syndrome its name and first explanation.

Ludo van Bogaert

Ludo van Bogaert (1897–1989) was a Belgian neurologist and neuropathologist in Antwerp who first described some 60 disease forms and founded the World Federation of Neurology.

Ludwig Bruns

Ludwig Bruns (1858–1916) was a German neurologist in Hannover whose name survives in Bruns syndrome, Bruns nystagmus, and frontal ataxia, and who helped operate early spinal cord tumors.

Ludwig Kappos

Ludwig Kappos is a Swiss neurologist and emeritus professor at the University of Basel who led pivotal trials of most approved multiple sclerosis therapies and helped set diagnostic criteria.

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.

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.

Madhukar H. Trivedi

Madhukar H. Trivedi is an American psychiatrist at the University of Texas Southwestern Medical Center in Dallas, known for leading the STAR*D depression treatment study and the 2021 ADAPT-2 trial.

Mahlon DeLong

Mahlon Robert DeLong (1938–2024) was an American neurologist at Emory whose basal ganglia research led to deep brain stimulation for Parkinson's disease, earning the 2014 Lasker Award.

Malcolm B. Bowers (1933–2008) was an American psychiatrist and biological psychiatry researcher at Yale known for cerebrospinal-fluid studies of monoamine metabolism in psychosis and affective disorders.

Manfred Sakel

Manfred Sakel (Manfred Joshua Sakel) was an Austrian-born American psychiatrist who introduced insulin coma therapy for schizophrenia, announced in Vienna in 1933 and abandoned by the late 1960s.

Manuel A. Friese

Manuel A. Friese is a German neurologist and physician-scientist who studies how inflammation kills neurons in multiple sclerosis, directing the INIMS institute in Hamburg and winning the 2025 Barancik Prize.

Marc A. Schuckit

Marc A. Schuckit is an American psychiatrist at UC San Diego known for research on alcohol-use disorders and the genetically influenced low level of response to alcohol.

Marc I. Chimowitz

Marc I. Chimowitz is a vascular neurologist and professor emeritus at the Medical University of South Carolina who led the WASID and SAMMPRIS stroke trials.

Marc I. Diamond

Marc I. Diamond, also known as Marc Diamond, is an American neurologist known for showing that misfolded tau protein propagates between cells, founding the Center for Alzheimer's and Neurodegenerative Diseases at UT Southwestern in 2014.

Marco Prinz

Marco Prinz is a German physician-scientist who has directed the Institute of Neuropathology at the University of Freiburg since 2008 and is known for research on microglia.

Margarita Alegria

Margarita Alegría is a Puerto Rican-American psychologist and mental health services researcher who studies racial and ethnic disparities in care, leading the Disparities Research Unit at Massachusetts General Hospital.

Maria A. Rocca

Maria A. Rocca, also known as Maria Rocca, is an Italian neurologist and associate professor at Vita-Salute San Raffaele University who uses MRI to study multiple sclerosis.

Marie‐Germaine Bousser

Marie-Germaine Bousser (born 1943) is a French neurologist and stroke researcher, emeritus professor at Université Paris-Diderot, known for identifying the hereditary small-vessel disease CADASIL and winning the 2019 Brain Prize.

Marinos C. Dalakas

Marinos C. Dalakas is a Greek neurologist and neuroimmunologist known for defining the inflammatory myopathies and establishing high-dose IVIg treatment for dermatomyositis and stiff-person syndrome.

Mark Abie Horowitz

Mark Abie Horowitz is an Australian-trained psychiatrist and researcher at University College London, co-author of the 2022 review that found no support for the serotonin theory of depression.

Mark Bothwell

Mark Bothwell is a neuroscientist and professor of neurobiology at the University of Washington known for work on neurotrophins, the growth factors that control neuron survival.

Mark Hallett (neurologist)

Mark Hallett (1943–2025) was an American neurologist who led the Human Motor Control Section at NINDS in Bethesda for four decades, pioneering transcranial magnetic stimulation and research on dystonia and Parkinson's disease.

Mark Olfson

Mark Olfson is an American psychiatrist and psychiatric epidemiologist at Columbia University Medical Center, known for national studies of mental health care, suicide prevention, and premature mortality in schizophrenia.

Mark P. Mattson

Mark P. Mattson is an American neuroscientist known for research on brain aging and intermittent fasting, and Chief of the National Institute on Aging's Laboratory of Neurosciences from 2000 to 2019.

Mark van Ommeren

Mark van Ommeren (M. van Ommeren) is a Dutch public mental health researcher who has led the WHO's Mental Health and Substance Use Unit in Geneva since 2025.

Marta Di Forti

Marta Di Forti is an Italian-born psychiatrist at King's College London who showed daily use of high-potency cannabis raises psychosis risk nearly fivefold and leads the UK's first Cannabis Clinic.

Marta Imamura

Marta Imamura is a Brazilian physician and researcher in physical medicine and rehabilitation at the University of São Paulo, elected to the US National Academy of Medicine in 2023.