Leonidas Palaiodimos was born in 1985. He graduated summa cum laude from the combined program of the School of Medicine of the Aristotle University of Thessaloniki and the Military Academy of Combat Support Officers in Thessaloniki, Central Macedonia, Greece in 2009. He also holds an M.Sc. degree in the biology and pathology of human neoplasms received summa cum laude from the School of Medicine of the National and Kapodistrian University of Athens, Attica, Greece. He practiced primary and urgent care and CBRN defense as a military medical officer of the Hellenic Air Force until 2015 when he left the active duty holding the rank of Captain. Dr. Palaiodimos was trained in internal medicine at Jacobi Medical Center in the Bronx, NY where he received the overall best house-staff award as a second-year resident, followed by the humanism in medicine and quality improvement and patient safety awards. He currently is a hospital medicine attending at the Montefiore Medical Center board certified in internal medicine. His interests include choosing-wisely medicine, cardiovascular research, and teaching and learning from medical students and internal medicine residents.