Demarcation problem

Philosophical question of how to distinguish between science and non-science Part of a series onLogical positivism Main article Vienna Circle Logical empiricism Topics Origins and context Intellectual background Empiricism Positivism Pragmatism Neo-Kantianism Analytic philosophy The debate between scientific realism and anti-realism Circles and movements Vienna Circle Berlin Circle Lwów–Warsaw school Unity of science movement International Encyclopedia of Unified Science Precursors David Hume Auguste Comte Ernst Mach Gottlob Frege Early Wittgenstein Charles Sanders Peirce William James Bertrand Russell Core ideas Verification principle Analytic–synthetic distinction Physicalism Unity of science Reductionism Critique of metaphysics Demarcation problem Philosophy of science Philosophy of language Key figures Moritz Schlick Rudolf Carnap Otto Neurath Hans Hahn Philipp Frank Friedrich Waismann Kurt Grelling Herbert Feigl Victor Kraft Hans Reichenbach Carl Gustav Hempel A. J. Ayer Development and criticism Logical empiricism "Two Dogmas of Empiricism" Falsifiability The Logic of Scientific Discovery The Structure of Scientific Revolutions Postpositivism Constructive empiricism Sema