This English translation of Gebser’s major work, Ursprung und Gegenwart (Stuttgart, Deutsche Verlag, 1966), offers certain fundamental insights which should be beneficial to any sensitive scientist and makes it available to the English-speaking world for the recognition it deserves. “The path which led Gebser to his new and universal perception of the world is, briefly, as follows. In the wake of materialism and social change, man had been described in the early years of...