He graduated from the National and Kapodistrian University of Athens Medical School in 1994, where he also completed his PhD in 1998 entitled “The in vitro activity of polyunsaturated fatty acids on Gram-negative bacteria”. He finished his training in Internal Medicine in Laikon Athens Hospital in 2001 and he specialized in the immunology of infectious disease at the Radboud University Nijmegen, The Netherlands in 2006-2007. He is currently Professor of Internal Medicine at Athens Medical School and Supervisor of the Immunology of Infectious Diseases Laboratory and Out-Patient Centre at ATTIKON University Hospital. He is the director of  MSc in Infectious Diseases at the National and Kapodistrian School of Medicine in Athens, Greece. His research interests include the pathogenesis of sepsis with emphasis on immunoparalysis, innate immunity and biological therapies in hidradenitis suppurativa, and in vitro activities and pharmacokinetic of antimicrobials and their interactions on multidrug- resistant species. In 2009 he was awarded the Young Investigator Research Award of the European Society of Clinical Microbiology and Infectious Diseases. He is the first who described the complex immune dysregulation of COVID-19. He has published 552 peer-reviewed articles in international scientific journals. He has 37,771 citations with h-index 92. He serves as the current President of the European Sepsis Alliance and he is a board member of the Global Sepsis Alliance. He is also the President of the Hellenic Society for Chemotherapy and the coordinator of the Hellenic Sepsis Study Group.

He is an internist and infectious diseases consultant. He went through all the levels of hierarchy at the University of Patras where he became Professor of Internal Medicine and Infectious Diseases. During the period 2006-2011 he served as chairman of the Department of Internal Medicine and of Infectious Diseases of the Rion University Hospital of the University of Patras. His main research interests are the pharmacology of newer antimicrobials and the pathophysiology of sepsis. He has 87 publications in peer-reviewed international journals and h-index 31.

She graduated from the National and Kapodistrian University of Athens Medical School in 1969 when she also completed her PhD in 1976 on the pharmacokinetic properties of 2nd generation cephalosporins. She was trained in Infectious Diseases in London in 1980. She went through all ranks of hierarchy of the National and Kapodistrian University of Athens Medical School as lecturer in 1979, Assistant Professor in 1989, Associate Professor in 2000 and Professor of Internal Medicine and Infectious Diseases in 2011. She is currently Emeritus Professor of Internal Medicine and Infectious Diseases of the National and Kapodistrian University of Athens. Her main research interests are the pharmacokinetics of newer antimicrobials and the management of orthopedic infections with the use of elution systems. She has published 82 peer-reviewed articles in international journals with more than 1,000 citations.

She graduated from the National and Kapodistrian University of Athens Medical School in 1996, where she also completed her PhD in 2006 on the in vivo effect of arachidonic acid on the management of experimental infections by multidrug-resistant Pseudomonas aeruginosa. She finished her training in internal medicine in Laikon Athens Hospital in 2003 and she specialized in the immunology of infectious disease at the Radboud University Nijmegen, The Netherlands in 2006-2007. She also received training in the management of Diabetes Mellitus in 2009-2010 at the Out-Patients Department of Diabetes of the ATTIKON University Hospital. She is currently Consultant of Internal Medicine at ATTIKON University Hospital. Her research interests include the pathogenesis of sepsis with emphasis on biological therapies. She has published 36 peer-reviewed articles in international scientific journals.

He is an internist and infectious diseases consultant. He went through all the levels of hierarchy at the University of Patras where he is since 2004 Professor of Internal Medicine and Infectious Diseases. From 2011 to 2020 he served as chairman of the Department of Internal Medicine and of Infectious Diseases of the Rion University Hospital of the University of Patras. His main research interests are the pathophysiology of sepsis with emphasis on the immunoparalysis of sepsis and the management of chronic hepatitis C. He has 252 publications in peer-reviewed international journals and h-index 57. Ηe is the coordinator of the Hellenic Sepsis Study Group since 2006.