Organon F
Volume 26, February 2019, Issue 1, Pages 62–85
ISSN 2585-7150 (online) ISSN 1335-0668 (print)
Research Article | Special issue on Causality, Free Will, and Divine Action
Why Determinism in Physics Has No Implications for Free Will
Michael Esfeld
This paper argues for the following three theses: (1) There is a clear reason to prefer physical theories with deterministic dynamical equations: such theories are maximally rich in information and usually also maximally simple. (2) There is a clear way how to introduce probabilities in a deterministic physical theory, namely as answer to the question of what evolution of a specific system we can reasonably expect under ignorance of its exact initial conditions. This procedure works in the same manner for both classical and quantum physics. (3) There is no cogent reason to take the parameters that enter into the (deterministic) dynamical equations of physics to refer to properties of the physical systems. Granting an ontological status to parameters such as mass, charge, wave functions and the like does not lead to a gain in explanation, but only to artificial problems. Against this background, I argue that there is no conflict between determinism in physics and free will (on whatever conception of free will), and, in general, point out the limits of science when it comes to the central metaphysical issues.
Classical mechanics; determinism; free will; functional reduction; Humeanism; physical laws; quantum mechanics.
Author
Michael Esfeld
Affiliation
University of Lausanne
Address
Department of Philosophy, University of Lausanne, CH-1015 Lausanne, Switzerland
Michael-Andreas.Esfeld@unil.ch
Received
17 April 2018
Accepted
7 September 2018
Published online
22 January 2019
Publishers
Institute of Philosophy of the Slovak Academy of Sciences
Institute of Philosophy of the Czech Academy of Sciences
APA
Esfeld, M. (2019). Why Determinism in Physics Has No Implications for Free Will. Organon F, 26(1), 62–85. https://doi.org/10.31577/orgf.2019.26105
Chicago
Esfeld, Michael. 2019. "Why Determinism in Physics Has No Implications for Free Will." Organon F 26 (1): 62–85. https://doi.org/10.31577/orgf.2019.26105
Harvard
Esfeld, M. (2019). Why Determinism in Physics Has No Implications for Free Will. Organon F, 26(1), pp. 62–85. https://doi.org/10.31577/orgf.2019.26105
© Michael Esfeld
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