KARL POPPER'S THREE WORLDS. John WATKINS: World 1, World 2 and the Theory of Evolution. Adam GROBLER: World 3 and the Cunning of Reason. THE SCIENTIFIC METHOD AS ETHICS. Joseph AGASSI: Towards Honest Public Relations of Science. Stefan AMSTERDAMSKI: Between Relativism and Absolutism: the Popperian Ideal of Knowledge. THE OPEN SOCIETY AND ITS PROSPECTS. Ernest GELLNER: Karl Popper â The Thinker and the Man. Jan WOLENSKI: Popper on Prophecies and Predictions.