Martin Heidegger (1889–1976), a German philosopher, is best known for his writings on phenomenological ontology, which provided a revolutionary account of human existence and the history of metaphysics, which he provocatively called “the history that we are.” Even though Heidegger never formally developed a philosophy of education, it is not wrong to say that he had two of them. The first relates to what I will refer to as “the task of selfhood,” which Heidegger develops in his 1927 magnum opus Being and Time. The second relates to what this entry will refer to as “ontological education,” which he develops in a variety of writings from his later philosophy, but especially in his 1940 essay “Plato’s Doctrine of Truth” and his 1951–1952 lecture course What ...