Less Wrong: Map and Territory

A collection of posts dealing with the fundamentals of rationality: the difference between the map and the territory, the nature of evidence, why anyone should care about truth, and minds as reflective cognitive engines.

This channel includes:

  • eight articles written by Eliezer Yudkowsky
  • over 1.5 hours of audio read by George Thomas

Note: This package excludes An Intuitive Explanation of Bayes’s Theorem. We recommend visiting the original article, as it’s full of interactive material.

How To Convince Me That 2 + 2 = 3


  1. The Simple Truth [read now]

    This article is licensed under the "Creative Commons BY SA license": license.

  2. What Do We Mean By "Rationality"? [read now]

  3. [Omitted] An Intuitive Explanation Of Bayes' Theorem [read now]

  4. Why Truth? And... [read now]

  5. What Is Evidence? [read now]

  6. How Much Evidence Does It Take? [read now]

  7. How To Convince Me That 2 + 2 = 3 [read now]

  8. Occam's Razor [read now]

  9. The Lens That Sees Its Flaws [read now]

    Light leaves the Sun and strikes your shoelaces and bounces off; some photons enter the pupils of your eyes and strike your retina; the energy of the photons triggers neural impulses; the neural impulses are transmitted to the visual-processing areas of the brain; and there the optical information is processed and reconstructed into a 3D model that is recognized as an untied shoelace; and so you believe that your shoelaces are untied.