Critical Rationalism: A Restatement and Defence

Critical Rationalism, Popper's revolutionary approach to epistemology and scientific method, conceives human knowledge as consisting of unsupported guesses or conjectures. Investigation is therefore concerned, not with conclusively justifying our ideas - a hopeless endeavor - but with inventing new unjustified ideas and ejecting faulty ideas from the corpus of knowledge by criticism and refutation. The critical rationalist approach has been attacked by those who contend that it is little be...