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Does expertise moderate the seductive allure of reductive explanations?
Emily J Hopkins1, Deena Skolnick Weisberg2, Jordan C V Taylor3
1University of Pennsylvania, United States of America; University of Scranton, United States of America.
Acta Psychologica
|July 19, 2019
Summary
Experts can avoid flawed scientific reasoning, but only within their specific field. Advanced training improves explanation evaluation but doesn't eliminate the allure of reductive explanations.
Area of Science:
- Multi-disciplinary scientific fields and philosophy.
Background:
- Non-experts often favor scientific explanations that include irrelevant reductive language.
- This cognitive bias, termed the 'reductive allure effect,' can impair accurate scientific understanding.
Purpose of the Study:
- To investigate whether scientific expertise mitigates the reductive allure effect.
- To determine if advanced training in science or philosophy reduces susceptibility to flawed explanations.
Main Methods:
- Recruited 580 individuals with graduate-level training in six scientific fields and philosophy.
- Participants evaluated explanations for phenomena within and outside their expertise.
- Assessed the influence of reductive language on explanation quality judgments.
Main Results:
- Scientists showed reduced bias when evaluating phenomena within their field of expertise.
- Individuals with graduate training were more likely to detect flawed explanations.
- The reductive allure effect persisted for explanations outside participants' expertise.
Conclusions:
- Advanced scientific or logical training enhances reasoning about explanations.
- Expertise mitigates the reductive allure effect for in-field phenomena but not for out-of-field ones.
- Specialized knowledge is crucial for overcoming flawed explanatory biases.
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