Synonyms
Definition
Reasoning about what one may, ought, or must not do in a given set of circumstances.
Introduction
Deontic reasoning is reasoning about what one may, must, or must not do in a given set of circumstances. Virtually all of our social institutions presuppose a capacity to understand and reason about what is permitted, obligated, prohibited, or advised. Failure to reason effectively about deontic concepts can have disastrous consequences, including social rejection, punishment, and even incarceration.
Deontic reference emerges quite early in children’s speech, appearing in children’s justifications of their behavior as early as 24 months of age.
Toddlers use terms such as must and may to talk about obligation and permission (e.g., “You must stay”), while epistemic uses of the same terms (e.g., “It must be raining”) do not reliably emerge until the 4th or 5th year of life.
Deontic reasoning is closely related to the concepts of social...
References
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Cummins, D.D. (2016). Emergence of Deontic Reasoning. In: Weekes-Shackelford, V., Shackelford, T., Weekes-Shackelford, V. (eds) Encyclopedia of Evolutionary Psychological Science. Springer, Cham. https://doi.org/10.1007/978-3-319-16999-6_2629-1
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DOI: https://doi.org/10.1007/978-3-319-16999-6_2629-1
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