Rabbi Aharon Kotler (1891–1962) was a transformative leader and Torah scholar who is widely credited with transplanting the grandeur of the European Yeshiva world to American soil. After arriving in the United States during World War II, he founded the Beth Medrash Govoha in Lakewood, New Jersey, which grew to become one of the largest and most prestigious institutions for advanced Talmudic study in the world. A man of tireless energy and profound devotion, he dedicated his life to the spiritual revitalization of the Jewish people, championing the ideal of full-time Torah study as the bedrock of community life. Beyond his role as a Rosh Yeshiva, he was a central figure in communal leadership and rescue efforts, leaving an indelible mark on the landscape of contemporary Orthodox Judaism through his passion, intellectual brilliance, and unwavering commitment to education.