Archive for September 23rd, 2018

September 23, 2018

Belief Perseverance

Belief perseverance (also known as ‘conceptual conservatism’) is maintaining a belief despite new information that firmly contradicts it. Such beliefs may even be strengthened when others attempt to present evidence debunking them, a phenomenon known as the ‘backfire effect.’ For example, journalist Cari Romm, in a 2014 article in ‘The Atlantic,’ describes a study in which people concerned about the side effects of flu shots became less willing to receive them after being told that the vaccination was entirely safe.

Since rationality involves conceptual flexibility, belief perseverance is consistent with the view that human beings act at times in an irrational manner. Philosopher F.C.S. Schiller holds that belief perseverance ‘deserves to rank among the fundamental ‘laws’ of nature.’

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