September 17

Judah Loew ben Bezalel was born around 1520 in Poznań, Poland. He served as Chief Rabbi of Prague and became a leading figure in Jewish scholarship. The Maharal wrote extensively on Talmudic law, ethics, and Kabbalistic mysticism. He is associated with the legend of the Golem of Prague, reflecting his mystical reputation. Loew's philosophical and legal texts influenced Jewish thought for centuries. He died on September 17, 1609, leaving an enduring intellectual legacy.

Walter Dubislav was born in 1895 in Germany. He emerged as a leading logician and philosopher of science. He joined the Vienna Circle, contributing to logical empiricism. He worked on formal logic and the philosophy of mathematics. He published influential works on the structure of scientific theories. He taught at German universities and mentored future analytic philosophers. He passed away in 1937, remembered for his impact on logical positivism.

Karl Popper was born in Vienna in 1902 and studied at the University of Vienna. Facing the rise of totalitarianism, he emigrated to New Zealand in 1937 before settling in the United Kingdom. Popper's work The Logic of Scientific Discovery introduced falsifiability as the demarcation between science and non-science. In The Open Society and Its Enemies, he defended liberal democracy against historicism and totalitarianism. He taught at the London School of Economics and influenced philosophy, politics, and social theory worldwide. Popper continued writing and lecturing well into his later years. He died in 1994, leaving an enduring impact on the philosophy of science and modern thought.