https://rogerpielkejr.substack.com/p/the...-consensus
EXCERPT: . . . The notion of consensus-as-truth has been operationalized in various forms: journalistic “fact checkers,” academic “misinformation” researchers, and content moderation on social media platforms. The practical effect is the creation of self-appointed arbiters of truth — journalists, academics, social media platforms, and even governments — who render judgments on acceptable and unacceptable speech according to conformance with an acceptable view.
There are many problems with the notion of consensus-as-truth and the (self)appointment of misinformation police to regulate discourse, whether of the public or, as in the case of the California law, of experts themselves.
A scientific consensus is not a single view, but a distribution of views. Almost 20 years ago I participated in an exchange in Science with Naomi Oreskes on this point. Professor Oreskes shot to fame by publishing a commentary that argued that the consensus on climate change was universal, based on a review of 928 papers. Oreskes argument quickly moved from characterizing science to a call for political action, based on the asserted universal consensus.
I responded by arguing that a consensus is not a single thing, but a distribution, and policy should be robust to that distribution... (MORE - details)
EXCERPT: . . . The notion of consensus-as-truth has been operationalized in various forms: journalistic “fact checkers,” academic “misinformation” researchers, and content moderation on social media platforms. The practical effect is the creation of self-appointed arbiters of truth — journalists, academics, social media platforms, and even governments — who render judgments on acceptable and unacceptable speech according to conformance with an acceptable view.
There are many problems with the notion of consensus-as-truth and the (self)appointment of misinformation police to regulate discourse, whether of the public or, as in the case of the California law, of experts themselves.
A scientific consensus is not a single view, but a distribution of views. Almost 20 years ago I participated in an exchange in Science with Naomi Oreskes on this point. Professor Oreskes shot to fame by publishing a commentary that argued that the consensus on climate change was universal, based on a review of 928 papers. Oreskes argument quickly moved from characterizing science to a call for political action, based on the asserted universal consensus.
I responded by arguing that a consensus is not a single thing, but a distribution, and policy should be robust to that distribution... (MORE - details)