Hermann Dooyeweerd (1894-1977) was a Dutch philosopher known for his work in the field of philosophy of law and social philosophy. He is best recognized for developing the concept of "modal aspects," which refers to different ways of understanding reality, such as the social, cultural, and economic dimensions. His ideas have influenced various fields, including Christian philosophy and Reformed theology. Dooyeweerd was a prominent figure in the Amsterdam School of Philosophy and contributed significantly to the Neo-Calvinist tradition. His major work, "A New Critique of Theoretical Thought," explores the relationship between faith and reason, emphasizing the importance of a Christian worldview in understanding human experience and knowledge.