Joseph Babinski was a Polish neurologist born on November 17, 1857. He is best known for discovering the Babinski reflex, a neurological response observed in infants and individuals with certain brain injuries. This reflex involves the upward movement of the big toe when the sole of the foot is stroked, indicating proper functioning of the nervous system. Babinski's work significantly contributed to the field of neurology, particularly in understanding the central nervous system. He also published numerous articles and books on various neurological disorders, enhancing the medical community's knowledge of conditions such as multiple sclerosis and epilepsy. Babinski passed away on July 29, 1932.