Plants neither possess nor require consciousness

In claiming that plants have consciousness, ‘plant neurobiologists’ have consistently glossed over the remarkable degree of structural and functional complexity that the brain had to evolve for consciousness to emerge. Here, we outline a new hypothesis proposed by Feinberg and Mallat for the evoluti...

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Main Authors: Taiz, Lincoln (Author) , Alkon, Daniel (Author) , Draguhn, Andreas (Author) , Murphy, Angus (Author) , Blatt, Michael (Author) , Hawes, Chris (Author) , Thiel, Gerhard (Author) , Robinson, David G. (Author)
Format: Article (Journal)
Language:English
Published: 3 July 2019
In: Trends in plant science
Year: 2019, Volume: 24, Issue: 8, Pages: 677-687
ISSN:1878-4372
DOI:10.1016/j.tplants.2019.05.008
Online Access:Verlag, Volltext: https://doi.org/10.1016/j.tplants.2019.05.008
Verlag, Volltext: http://www.sciencedirect.com/science/article/pii/S1360138519301268
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Author Notes:Lincoln Taiz, Daniel Alkon, Andreas Draguhn, Angus Murphy, Michael Blatt, Chris Hawes, Gerhard Thiel, and David G. Robinson
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Summary:In claiming that plants have consciousness, ‘plant neurobiologists’ have consistently glossed over the remarkable degree of structural and functional complexity that the brain had to evolve for consciousness to emerge. Here, we outline a new hypothesis proposed by Feinberg and Mallat for the evolution of consciousness in animals. Based on a survey of the brain anatomy, functional complexity, and behaviors of a broad spectrum of animals, criteria were established for the emergence of consciousness. The only animals that satisfied these criteria were the vertebrates (including fish), arthropods (e.g., insects, crabs), and cephalopods (e.g., octopuses, squids). In light of Feinberg and Mallat’s analysis, we consider the likelihood that plants, with their relative organizational simplicity and lack of neurons and brains, have consciousness to be effectively nil.
Item Description:Gesehen am 21.01.2020
Physical Description:Online Resource
ISSN:1878-4372
DOI:10.1016/j.tplants.2019.05.008