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Ockham’s Razor

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Encyclopedia of Animal Cognition and Behavior
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Synonyms

Morgan’s Canon; Parsimony; Principle of simplicity

Definition

This epistemological principle states that, among a few solutions for a problem, the simplest explanation is usually the best.

Introduction

Ockham was a Franciscan philosopher who lived in the late Middle Ages. Historical sources date his birth in Ockham, England, around 1290 and his death probably in Munich in 1349 (Leahey 2012). He formulated the Ockham’s razor principle, a rule of thinking that considers the simplest explanations as more likely to be correct. The name comes from Ockham’s reject of Platonism’s ideas, cutting through the previous apogee of metaphysics and opening the age of empiricism. Through the formulation “Pluralitas non est ponenda sine necessitae,” Ockham explained the need to discard superfluous interpretations first (Epstein 1984).

This principle is also called principle of parsimony (Lex parsimoniae), working as a synonym of this economic view of scientific explanations. Used in a...

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References

  • Boakes, R. (1984). From Darwin to behaviorism: Psychology and the minds of animals. New York: Cambridge University Press.

    Google Scholar 

  • Epstein, R. (1984). The principle of parsimony and some applications in psychology a principle of parsimony. Journal of Mind and Behavior, 5(2), 119–130.

    Google Scholar 

  • Gernert, D. (2007). Ockham’s razor and its improper use. Journal of Scientific Exploration, 21, 135–140.

    Google Scholar 

  • Kuhn, T. S. (1957). The Copernican revolution. Cambridge, MA: Harvard University Press.

    Google Scholar 

  • Leahey, T. H. (2012). A history of psychology: From antiquity to modernity, 7th Ed. London: Pearson.

    Google Scholar 

  • Mach, E. (1897). The analysis of sensations and the relation of the physical to the psychical. New York: Dover Publications, 1959.

    Google Scholar 

  • Pacer, M., & Lombrozo, T. (2017). Ockham’s razor cuts to the root: Simplicity in causal explanation. Journal of Experimental Psychology: General, 146(12), 1761–1780.

    Article  Google Scholar 

  • Popper, K. R. (1968). The logic of scientific discovery. London: Hutchinson.

    Google Scholar 

  • Rodriguez-Fernández, J. (1999). Ockham’s razor. Endeavour, 23(3), 121–125.

    Article  Google Scholar 

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Correspondence to Susana Carnero-Sierra .

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Carnero-Sierra, S. (2019). Ockham’s Razor. In: Vonk, J., Shackelford, T. (eds) Encyclopedia of Animal Cognition and Behavior. Springer, Cham. https://doi.org/10.1007/978-3-319-47829-6_153-1

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  • DOI: https://doi.org/10.1007/978-3-319-47829-6_153-1

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  • Print ISBN: 978-3-319-47829-6

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