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Ideas of Karl Popper, by Text

[Austrian, 1902 - 1994, Born in Vienna. Refugee. Professor at the London School of Economics.]

1932	Two Problems of Epistemology

p.256

p.345

18284

Particulars can be verified or falsified, but general statements can only be falsified (conclusively)

1934	The Logic of Scientific Discovery

p.15

3856

Good theories have empirical content, explain a lot, and are not falsified [Newton-Smith]

p.31

7779

There is no such thing as induction [Magee]

p.36

22188

Give Nobel Prizes for really good refutations? [Gorham]

p.43

7780

Falsification is the criterion of demarcation between science and non-science [Magee]

p.52

3860

Science cannot be shown to be rational if induction is rejected [Newton-Smith]

p.87

16830

We don't only reject hypotheses because we have falsified them [Lipton]

p.179

6794

If falsification requires logical inconsistency, then probabilistic statements can't be falsified [Bird]

p.180

6795

When Popper gets in difficulties, he quietly uses induction to help out [Bird]

p.22

p.6

22358

Scientific objectivity lies in inter-subjective testing

1945	Open Society and Its Enemies:Hegel and Marx

p.179

5451

Popper felt that ancient essentialism was a bar to progress [Mautner]

1963	Conjectures and Refutations

3.3

p.104

12175

Galilean science aimed at true essences, as the ultimate explanations

3.3

p.105

12176

Science does not aim at ultimate explanations

3.3

p.106

12179

Essentialist views of science prevent further questions from being raised

3.3 n17

p.106

12177

Human artefacts may have essences, in their purposes

1993	A World of Propensities

p.14

p.106

11946

Propensities are part of a situation, not part of the objects