Difference between revisions of "Explanatory Gap"

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= Definitions =
 
== Conventional use of the term ==
 
== Conventional use of the term ==
In most of the existing literature, the following definition of explanatory gap is used:
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In most of the existing literature, the following definition of explanatory gap is used:<ref>For the emphasis of deductive notions of explanation, cf. Taylor, Elanor. "Explanation and the explanatory gap." Acta Analytica 31.1 (2016): 77-88.</ref> Let <math>\mathcal P</math> denote the description of a phenomenon <math>P</math>.
 
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;Definition 1: <math>P</math> exhibits an explanatory gap iff <math>\mathcal P</math> cannot be deduced (i.e. derived logically) from physical facts or physical theories.
;Definition: <math>X</math> exhibits an explanatory gap if <math>X</math> cannot be derived logically from physical facts or physical theories. I.e., if it cannot be deduced.
 
 
   
 
   
Here, <math>X</math> usually denotes a conception  of [[phenomenal experience]] or a variation of [[qualia]], and "physical facts" or "physical theories" refer to the [[physical broadly construed]].
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Here, <math>P</math> usually denotes a type of [[phenomenal consciousness]] or a conception of [[qualia]], and "physical facts" or "physical theories" refer to the [[physical broadly construed]].
  
The problem with the above definition is that deductive forms of explanations are not the only forms of explanation in science. While deductive forms were first thought to be prevalent (most notably in Hempel's key article<ref>Hempel, Deductive Nomological Model of Explanation</ref>), philosophy of science has quickly realized that there are many other notions of explanation in use in science.
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The problem with the above definition is that deductive forms of explanations are not the only forms of explanation in science. While deductive forms were first thought to be prevalent<ref>Hempel, Deductive Nomological Model of Explanation</ref>, there are in fact many other notions of explanation in use in science.
  
This point has been made particularly clear by (Elanor Taylor, 2015). She argues that explanatory gaps need to be studied relative to the different connotations of explanations that arguably are in use in science. Alternatively, it might be tempting to define an explanatory gap as in the next section.
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This point has been made particularly clear by<ref>Taylor, Elanor. "Explanation and the explanatory gap." Acta Analytica 31.1 (2016): 77-88.</ref>. She argues that explanatory gaps need to be studied relative to the different connotations of explanations that arguably are in use in science. Alternatively, it might be tempting to define an explanatory gap as in the next section.
  
 
== Updated definition ==
 
== Updated definition ==
  
As a result of the above, one might be tempted to define an explanatory gap like this:
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As a result of the above, one might be tempted to define an explanatory gap as follows. Let again <math>\mathcal P</math> denote the description of a phenomenon <math>P</math>.
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;Definition 2: There is an ''explanatory gap'' between a phenomenon <math>P</math> and natural science iff <math>\mathcal P</math> violates a necessary condition of all notions of explanation that are considered valid in science.
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= Existence =
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It does not seem unreasonable that Definition 2 can actually be satisfied. In virtue of being scientific explanations, the various modes of explanation might make common assumptions. E.g., one such assumption could be that the phenomenon is intersubjectively accessible, which might not be the case for certain aspects of conscious experience. Cf. <ref>Kleiner, Johannes. "Mathematical Models of Consciousness." Entropy 22.6 (2020): 609.</ref> for one way of conceptualising this.
  
;Definition: There is an ''explanatory gap'' between a phenomenon <math>P</math> and natural science if the phenomenon violates a necessary condition of all notions of explanation that are considered valid in science.
 
  
It does not seem unreasonable that this definition can actually be satisfied. In virtue of being scientific explanations, the various modes of explanation might make common assumption. E.g., one such assumption could be that the phenomenon is intersubjectively accessible, which might not be the case for certain aspects of conscious experience.<ref>Kleiner, Mathematical Models of Consciousness</ref>
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== References ==
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<references />

Revision as of 22:42, 14 June 2020


Definitions

Conventional use of the term

In most of the existing literature, the following definition of explanatory gap is used:[1] Let denote the description of a phenomenon .

Definition 1
exhibits an explanatory gap iff cannot be deduced (i.e. derived logically) from physical facts or physical theories.

Here, usually denotes a type of phenomenal consciousness or a conception of qualia, and "physical facts" or "physical theories" refer to the physical broadly construed.

The problem with the above definition is that deductive forms of explanations are not the only forms of explanation in science. While deductive forms were first thought to be prevalent[2], there are in fact many other notions of explanation in use in science.

This point has been made particularly clear by[3]. She argues that explanatory gaps need to be studied relative to the different connotations of explanations that arguably are in use in science. Alternatively, it might be tempting to define an explanatory gap as in the next section.

Updated definition

As a result of the above, one might be tempted to define an explanatory gap as follows. Let again denote the description of a phenomenon .

Definition 2
There is an explanatory gap between a phenomenon and natural science iff violates a necessary condition of all notions of explanation that are considered valid in science.

Existence

It does not seem unreasonable that Definition 2 can actually be satisfied. In virtue of being scientific explanations, the various modes of explanation might make common assumptions. E.g., one such assumption could be that the phenomenon is intersubjectively accessible, which might not be the case for certain aspects of conscious experience. Cf. [4] for one way of conceptualising this.


References

  1. For the emphasis of deductive notions of explanation, cf. Taylor, Elanor. "Explanation and the explanatory gap." Acta Analytica 31.1 (2016): 77-88.
  2. Hempel, Deductive Nomological Model of Explanation
  3. Taylor, Elanor. "Explanation and the explanatory gap." Acta Analytica 31.1 (2016): 77-88.
  4. Kleiner, Johannes. "Mathematical Models of Consciousness." Entropy 22.6 (2020): 609.