Louis Pasteur

Louis Pasteur stands as one of the most influential figures in the history of science. His work fundamentally changed how humanity understands disease and prevention. He is credited with saving millions of lives through the development of vaccines for rabies and anthrax. His legacy includes the founding of the Pasteur Institute, which remains a global leader in biomedical research. He is consistently ranked among the greatest scientists in history, often cited as the second most influential after Isaac Newton in assessments of medical progress.