J. A. Zahm (1851–1921), also known as John Augustine Zahm, was an American priest, scientist, and explorer renowned for his ambitious efforts to bridge the gap between faith and science. A member of the Congregation of Holy Cross and a professor at the University of Notre Dame, Zahm was a leading intellectual of his time, delving into topics as varied as evolutionary theory and Catholic theology. He was an advocate for reconciling Darwinism with religious belief, a controversial position that sparked both admiration and debate within academic and religious circles.