Chapter Four. Two Spaceism

  1. Frank Jackson

Published Online: 13 AUG 2010

DOI: 10.1002/9781444325362.ch4

Language, Names, and Information

Language, Names, and Information

How to Cite

Jackson, F. (2010) Two Spaceism, in Language, Names, and Information, Wiley-Blackwell, Oxford, UK. doi: 10.1002/9781444325362.ch4

Publication History

  1. Published Online: 13 AUG 2010
  2. Published Print: 6 AUG 2010

ISBN Information

Print ISBN: 9781405161589

Online ISBN: 9781444325362



  • two spaceism;
  • one spaceism versus two spaceism - setting the scene;
  • capturing the fact that the information - by words and sentences is about the world;
  • two spaceism and ir–content - a second way of looking at things, being on the right lines;
  • There is water nearby” and “There is H2O nearby” - differing in their ir-content;
  • Mark Twain and Samuel Clemens - author of The Adventures of Huckleberry Finn,” ‘track’, region outside inner rectangle and inside outer rectangle, being not empty;
  • two spaceism, possibilities - region outside what is metaphysically possible, and inside what is conceptually possible;
  • two spaceism in a “nothing is gained” form;
  • working with the bigger canvass - raising questions over again;
  • two spaceism, not being a happy place - for anti-reductionists


This chapter contains sections titled:

  • One spaceism versus two spaceism: setting the scene

  • Two spaceism and ir-content

  • Which label: “epistemic” or “conceptual”?

  • Which possibilities, precisely, are the ones two spaceism holds are conceptually possible but metaphysically impossible?

  • How working with the bigger canvass raises some of the same questions over again

  • Why two spaceism is not a happy home for anti-reductionists

  • Where to from here?