Martin Luther's theology presented a paradigmatic shift in defining God and humanity, refuting the foundations of Aristotelian anthropology with a new emphasis on the Revealed God and his unconditioned grace. Robert Kolb traces the development of Luther's thinking within the context of late medieval theology and piety at the dawn of the modern era. - ;Martin Luther's thought continues to challenge people throughout the world in the twenty-first century. His paradigmatic shift in defining God and what it means to be human left behind a foundation for viewing human creatures that was anchored in