Professor Dalakas graduated with honors in 1972 from the National University of Athens Medical School, Athens Greece. He completed his internship in 1974 at Albany Medical School in Albany, New York, and his Neurology residency in 1977 at the University of Medicine and Dentistry of New Jersey-New Jersey Medical School. From 1977-1980 he served as a Fellow in Neuromuscular diseases and from 1981-1986 as a Senior Investigator in Neurovirology and Neuroimmunology, all at the National Institute of Neurological Disorders and Stroke, NIH, Bethesda MD. He became the chief of the Neuromuscular Diseases Section, National Institute of Neurological Disorders and Stroke in 1989. From 1997-2001 he served as Professor and Chairman of the Department of Neurology at the University of Athens Medical School. He has also been Clinical Professor of Neurology at Georgetown University School of Medicine and Clinical Professor of Neurology and Pediatrics at Children's National Medical Center of the George Washington University School of Medicine, both in Washington, DC. He is board certified in Neurology. Professor Dalakas is currently Chair, Clinical Neurosciences, Neuromuscular Diseases at Imperial College, London, UK.
He is a Fellow of the American Academy of Neurology and a member of the American Neurological Association, European Neurological Society, World Muscle Society, the French Neurological Society and the Greek Neurological Association. He is an author or co-author of more than 420 scientific papers or chapters in peer-review Journals. He has edited 11 books and monographs and serves on the editorial board of several journals. He has received several awards including the NIH Director's Award, the U.S. Public Health Service Special Recognition Award, the Duchenne-Erb-Prize by the Deutsche Gesellschaft zur Bekampfung der Musskelkrankheiten e. V,(DGBM),Germany, the Ramsay Medal by the Ramsay Society of London, the Onassis Foundation Visiting Scholarship Award, and the Gaetano Conti Prize for Clinical research.