Kantianism
Kantianism is the philosophy of Immanuel Kant, a German philosopher born in Königsberg, Prussia (now Kaliningrad, Russia). The term "Kantianism" or "Kantian" is sometimes also used to describe contemporary positions in philosophy of mind, epistemology, and ethics.
Immanuel Kant
Kant's influence on Western thought has been profound. Over and above his influence on specific thinkers, Kant changed the framework within which philosophical inquiry has been carried out. He accomplished a paradigm shift; very little philosophy is now carried out in the style of pre-Kantian philosophy. This shift consists in several closely related innovations that have become foundational in philosophy itself and in the social sciences and humanities generally: