Difference between revisions of "Disagreement"

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[[Aumann's agreement theorem]] can be informally interpreted as suggesting that if two people are honest seekers of truth, and both ''believe'' each other to be honest, then they can update on each other's opinions and quickly (in one step) reach agreement. The very fact that a person believes something is [[Rational evidence]] that that something is true, and so this fact [http://www.overcomingbias.com/2007/01/extraordinary_c.html should be taken into account] when forming your belief.  
 
[[Aumann's agreement theorem]] can be informally interpreted as suggesting that if two people are honest seekers of truth, and both ''believe'' each other to be honest, then they can update on each other's opinions and quickly (in one step) reach agreement. The very fact that a person believes something is [[Rational evidence]] that that something is true, and so this fact [http://www.overcomingbias.com/2007/01/extraordinary_c.html should be taken into account] when forming your belief.  
 
Likewise, fellow rationalists should update their beliefs on your beliefs, ''not'' as a social custom or personal courtesy, but simply because your rational belief really ''is'' evidence about the state of the world, in the same way that a photograph or a reference book is evidence about the state of the world. The fact that disagreements on questions of simple fact are so common amongst humans, and that people seem to think this is normal, is an observation that should [[No safe defense|strike fear into the heart]] of every aspiring rationalist.
 
  
 
==See also==
 
==See also==

Revision as of 11:19, 8 September 2009

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Aumann's agreement theorem can be informally interpreted as suggesting that if two people are honest seekers of truth, and both believe each other to be honest, then they can update on each other's opinions and quickly (in one step) reach agreement. The very fact that a person believes something is Rational evidence that that something is true, and so this fact should be taken into account when forming your belief.

See also

Blog posts

All Less Wrong posts tagged "Disagreement"

References