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On the first part of this episode: The world is everything that is the case.

Aristotelian logic was mistaken both in details and overall conception, yet its key ideas survive in contemporary rationalism.

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On this episode of the Fluidity : Positive and Logical.

Early 20th-century logical positivism was the last serious rationalism. Better understandings of rationality learn from its mistakes.

A new episode of the Fluidity : "Objects, Objectively"

Rational methods assume objects are objectively separable; but they aren’t. How do we use rationality effectively anyway?   You can support the podcast and get episodes a week early, by supporting the Patreon:   If you like the show, consider buying me a coffee:  

On this episode of the Fluidity : Rationalism's Responses To Trouble

Rationalism responds to its failures, in the face of nebulosity, by making more complicated formal theories.

In the second part of this episode: Defining the subject matter: rationality, rationalism, reasonableness, and meta-rationality.

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In the first part of this episode: The hope that systematic rationality can reliably provide certainty, understanding, and control fails when it encounters nebulosity.

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A new episode of the Fluidity : "Reference And Identity"

Reference: rationalism’s reality problem - The correspondence theory of truth doesn’t work by metaphysical magic. We must do the work to make it work—by any means necessary.   The National Omelet Registry - Rationalism implicitly or explicitly assumes that every object in the universe has a unique ID number.   You can supp

Also on this episode: A structural overview of the meta-rationality book In The Cells Of The Eggplant.

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On this episode of the Fluidity : A Credibility Revolution In The Post-Truth Era.

Why meta-rationality matters for progress: leveling up science, technology, and society, even as they are unraveling.

Many people asked me "what do half of those words mean?" I created a glossary. But there were a few terms I needed David Chapman's help with, such as the frame problem.

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A way to access the Fediverse, for attendees of Penguicon, an annual convention of science fiction, open source software, and all geeky interests, in Southfield, Michigan, USA. Convention info: