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Cogsci - Coggle Diagram
Cogsci
Delusions
one factor accounts
Definition : One factor accounts of monothematic delusions take delusions to be caused by an abnormal experience. Accounts differ as to whether the factor is a rational response to abnormal experience (doxastic: belief pertaining) or simply experiential (perceptual)
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Two factor accounts
Definition : Two factor accounts take delusions to be caused by an abnormal experience with an additional psychological factor, it seems a neat way of explaining features of delusions that aren't accounted for by the one factor account
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Evolutionary Psychology
Preface the term 'Evolutionary psychology' captures a number of different approaches to psychological study (cognitive, social, developmental etc.) It is better described as a meta-psychological approach analyzing what causal role natural selection has played in our psychology.
Darwinian logic/populations (Lewontin 1970, Godfrey-Smith 2009) Natural selection is expected in reproducing entities that have
(1) Variation in traits
(2) Heredity in traits
(3) Differential fitness
Evolution is a process that is governed by natural selection, does not just apply to life of earth (e.g computer viruses)
Buss (2024) Pheontypic traits can be classified into three broad categories
(1) Adaptions - problem solving traits
(2) By-product - non problem solving, have been carried along.
(3) Noise - random effects, chance based (bellybutton shape)
Definition Human brains are ADAPTED to pre-modern environments. We have good evidence of the existence of modules that solve particular problems expected in the EEA. e.g: 'Folk Physics, Fold Biology'. 'Cheater Detection Module.
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Cosmides and Tooby (1992) Suppose the existence of a 'cheater detection module' as necessary for the 'tit for tat' game theoretic strategy that we have significant evidence for reciprocal altruism.
further supported by
Wason 1992 When given abstract logic tasks individuals perform poorly, when the same task (in logical structure) is framed in terms of rules and social permissions, success rate increases massively.
Stone et al (2002) R.M presents with orbitofrontal brain damage. R.M performs poorly on social contract problems but has no problems with the same problems formulated abstractly. Implies these two tasks are tackled by different sections of the mind. People with similar damage as R.Ms are recorded to be at high risk of being taken advantage of or exploited for this very lack of social inability.
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Rationality
Stanovich, West and Toplak (2018) Rationality is a 'Torturous and tortured term in intellectual discourse'
Pessimistic Views
Tverskey and Kahneman (1986) Deviations from normative model reasoning are too widespread to be ignored, too systematic to be dismissed as random error
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Optimistic Views
Dual Process Theory (Kahneman 2011) The view that we have two 'systems' of thinking,
system 1: Fast, parallel, automatic.
system 2: slow, serial, rule-governed.
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Concepts
Definitional / Classical theory : Concept membership is defined by a list of necessary and sufficient conditions. That all and only members of the concept satisfy the list of conditions. The theory is NOT POPULAR as it seems impossible to find a definition for almost all concepts that satisfies this account.
Hull, smoke - symbols experiment. Takes his experiment to be evidence of classical theory, but are mistaken in that the symbols actually do all share common features that constitute them. Roch takes these sort of experiments to preclude a non classical finding.
Wittgenstein (1953) provides an explanation of 'family resemblance' relationship for concepts, Roch and Mervis (1975) use 'family resemblance' to predict typicality effects.
Prototype Theory
Definition Prototype theories take multiple forms, aim to describe concepts as having a unified representation (rather then exemplar - ununified), but does so in the form of a stereotype/summary
Idealized exemplar : Classification into concepts involves the comparison with the stimulus to a mentally represented 'best exemplar' that statistically summarizes what already exists of that concept.
Potential Issue Rosch (2011) prototypes range across a spectrum of concreteness (e.g musical instruments, impossible to give a visual best exemplar prototype).
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Unordered Weighted Feature List (Hampton 1979) Takes prototypes to be a list of unordered and weighted features; where a stimulus is compared by each feature in the concept to the weighted list, if the sum of these values exceeds a 'categorization threshold' then membership is affirmed
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Typicality Effects Rosch and Mervis 1975 The phenomenon that describes how concepts can be separated into 'good and bad examples' for the concept. Has effects on how people speak about concept members.