December 27

Born in 1618 in Amiens, Jacques Rohault studied medicine and philosophy at the University of Paris. He adopted and promoted Cartesian physics, publishing his 'Traité de Physique' in 1671, which became a standard text across Europe. Rohault's work emphasized mechanistic explanations of natural phenomena and helped disseminate Descartes's ideas. Though less known today, his clear exposition influenced generations of scientists and philosophers. He died in 1672, leaving a legacy as a key figure in early modern science.

Henry Home, Lord Kames was a leading figure of the Scottish Enlightenment, serving as a judge of the Court of Session. He authored seminal works on legal theory such as 'Principles of Equity', which shaped modern jurisprudence. Kames also wrote on moral philosophy, history, and civil society, exploring how customs influence moral judgments. His interdisciplinary approach connected law, economics, and the social sciences, advocating for reasoned reform of institutions. As a member of the Select Society, he engaged with other leading intellectuals of his time. His legacy endures in the continued study of law and Enlightenment thought.

Born in 1925 in England, Dummett served in the British Army during World War II. After the war, he pursued academia at Oxford, becoming a leading figure in the study of Fregean logic and the philosophy of language. His book 'Origins of Analytical Philosophy' is a landmark in the field, tracing the development of logical analysis. Dummett was also a passionate campaigner against racial discrimination, helping found the Movement for Colonial Freedom. Throughout his career, he held various academic posts and received honors for his contributions to philosophy. He died in 2011, leaving a profound impact on both analytic philosophy and social activism.