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1    Mind & Body

Introduction
Erwin Schrödinger
Geist und Materie (Zürich 1989): 
from chapter 3: Objektivierung  [html]

Cartesian Dualism
René Descartes
Mind and body: René Descartes to William James (by Robert H. Wozniak) [html] 

René Descartes
Körper und Geist  [html]

Behaviourism 
Noam Chomsky
A Review of B. F. Skinner's Verbal Behavior   [html]
Alex Byrne
Behaviourism   [html]

Identity Theory
Steven Schneider
Identity theory  [html]
J. J. C. Smart
The Identity Theory of Mind  [html]

Functionalism
Ned Block
Functionalism  [html]
Hilary Putnam
The nature of mental states (in German: Die Natur mentaler Zustände [pdf, 115 KB])

Eliminativism

Stephen Stich & Ian Ravenscroft
What is Folk Psychology?   [70 KB, pdf]

2    Concepts

Gottlob Frege
Über  Begriff und Gegenstand  [30 KB, pdf]
Der Gedanke. Eine logische Untersuchung  [50 KB, pdf]
Sinn und Bedeutung  [50 KB, pdf]

Lloyd K. Komatsu

Recent Views of Conceptual Structure [500 KB, pdf]

Reinhard Blutner
Prototypen und kognitive Semantik [900 KB, pdf]

Ruth Garrett Millikan   

A Common structure for concepts of individuals, stuffs, and real kinds: more Mama, more milk, and more mouse  [150 KB, pdf]
"A Common Structure for Concepts of Individuals, Stuffs, and Real Kinds: More Mama, More Milk and More Mouse Concepts, taken as items that the psyche "acquires", are highly theoretical entities. There is no way to study them empirically without committing oneself to substantial preliminary assumptions about their nature. One aim of this paper is to show how, throughout the changing variety of competing theories of concepts and categorization developed by psychologists in the last thirty years, the implicit theoretical assumption of descriptionism has never seriously been challenged. I present a nondescriptionist theory of the nature of the most basic concepts that we possess, concepts of what I will call "substances," following Aristotle. "

Jerry Fodor and Ernest Lepore

The red herring and the pet fish: why concepts still can't be prototypes   [60 KB, pdf]


3    Meaning

Franz von Kutschera  (1993)
Sprachphilosophie. Wilhelm Beck Verlag München.
Chapter 2.1.6: Der Wahrheitsbegriff der realistischen Semantik  [120 KB, pdf]

Hilary Putnam
Referenz und Wahrheit [html]
The meaning of 'meaning' [3 MB, pdf]

Peter Gärdenfors
The Emergence of Meaning  [90KB, pdf]
Putnam (1975, 1988) and Burge (1979) claim that a conceptualistic approach to semantics, mentalism as they call it, is doomed to fail. Putnam's main reason for this malediction is summarized by the slogan "meanings ain't in the head." For example, he claims that he cannot distinguish oaks from elms, but he knows that the meaning of the words 'oak' and 'elm' are different. The constructions presented in Gärdenfors' article suggest that, in one sense, Putnam and Burge are right: The social meaning of a locution is not determined by the mental conceptual structure of a single individual. But Putnam also claims that, as a consequence of this, meanings must be determined by reference to the external world. It is argued that this claim is wrong. Meanings are not in the head of a single individual, but they emerge from the conceptual schemes in the heads of the language users together with the semantic power structure.

Karl Otto Erdmann

Die Bedeutung des Wortes  [html]]

John Locke
Von den Wörtern [html]
- Über die Wörter
und die Sprache im Allgemeinen
- Über  die Bedeutung der Wörter
- Über allgemeine Ausdrücke


4    Representations & Content

Ruth Millikan
Teleological Theories of Mental Content  [70 KB, pdf]
"Teleological theories of mental content always rest on prior theories of the relation of a true mental representation to what it represents. They add to this an account of falsity or emptiness in thought.
"

Mark Rouland
Teleosemantics   [html]
"The core idea of the teleofunctional account of representation is that the mechanisms responsible for mental representation are evolutionary products also. As such, they will have (direct) relational proper functions. The idea, then, is that the representational capacities of a given cognitive mechanism are specified in terms of the environmental objects or features that are incorporated into that mechanism's (direct) relational proper functio
n."

Chris Eliasmith
How neurons mean: a neurocomputational theory of representational content (2000)   [500KB, pdf]
"Questions concerning the nature of representation and what representations are about have been a staple of Western philosophy since Aristotle. Recently, these same questions have begun to concern neuroscientists, who have developed new techniques and theories for understanding how the locus of neurobiological representation, the brain, operates. My dissertation draws on philosophy and neuroscience to develop a novel theory of representational content.
"
   
Michael Tye
Externalism and Memory    [html]

Michael Tye
Inverted earth, swapman, and representationism    [html]


5    Consciousness

Erwin Schrödinger
Geist und Materie (Zürich 1989)

- from chapter 1: Die physikalischen Grundlagen des Bewußtseins   [html]
- from chapter 3: Objektivierung  [html]

Benjamin Libet
Do we have free will? [650KB, pdf]
Libet takes an experimental approach to this question. This article is a good example for what can be called "Experimental Philosophy"


David M. Eagleman & Alex O. Holcombe
Causality and the Perception of Time [50KB, pdf]
"Does our perception of when an event occurs depend on whether we caused it? A recent study suggests that when we perceive our actions to cause an event, it seems to occur earlier than if we did not cause it."

David J. Chalmers
First-Person Methods in the Science of Consciousness [html]
In this  paper Chalmers argued that the task of a science of consciousness is to connect third-person data about brain and behavior to first-person data about conscious experience, and he discusses the difficult question of how we might investigate and represent first-person data. This paper was written for a Tucson online workshop on emotion and consciousness, and appeared in the Fall 1999 Consciousness Bulletin from the Center for Consciousness Studies.


Thomas Nagel 
What is it like to be a bat? Philosophical Review 4:435-50, 1974  [html]

David J. Chalmers
Facing Up to the Problem of Consciousness [70KB, pdf]
This paper gives a nontechnical overview of the problems of consciousness and Chalmer's approach to them. In it C. distinguishes between the easy problems and the hard problem of consciousness, and argues that the hard problem eludes conventional methods of explanation. C. argues that we need a new form of nonreductive explanation, and make some moves toward a detailed nonreductive theory. This paper, based on a talk C. gave at the 1994 Tucson conference on consciousness, appeared in a special issue of the Journal of Consciousness Studies in 1995, and also in the 1996 collection Toward a Science of Consciousness, edited by Hameroff, Kaszniak, and Scott (MIT Press, 1996).


David J. Chalmers
Moving Forward on the Problem of Consciousness [html]
After "Facing Up to the Problem of Consciousness" was published, about 25 articles commenting on it or on other aspects of the "hard problem" appeared in JCS (links to some of these papers are contained in the article). Chalmer's reply appeared in JCS vol. 4, pp. 3-46, 1997. All the papers and C.'s reply have been collected in the book, Explaining Consciousness: The Hard Problem (edited by Jonathan Shear), published by MIT Press in July 1997.


David J. Chalmers
The Puzzle of Conscious Experience [html]
This paper appeared in Scientific American in December 1995. It is essentially an even less technical version of the first article above, with some pretty pictures.


Patricia S. Churchland
Self-Representation in Nervous Systems [70KB, pdf]
"The brain’s earliest self-representational capacities arose as evolution found neural network solutions for coordinating and regulating inner-body signals, thereby improving behavioral strategies. Additional flexibility in organizing coherent behavioral options emerges from neural models that represent some of the brain’s inner states as states of its body, while representing other signals as perceptions of the external world. Brains manipulate inner models to predict the distinct consequences in the external world of distinct behavioral options. The self thus turns out to be identifiable not with a nonphysical soul, but rather with a set of representational capacities of the physical brain.
"

Joseph Levine
Materialism and Qualia: The Explanatory Gap [800KB, pdf]
Basic article coining the expression "explanatory gap"
.

Michael Tye
Phenomenal Consciousness: the Explanatory Gap as Cognitive Illusion [html]
"Phenomenal concepts are very special concepts in some ways like indexical concepts. But they are not one and the same as indexical concepts. A failure to appreciate the special and a priori irreducible character of phenomenal concepts misleads us into thinking that there is a deep and puzzling explanatory gap for phenomenal consciousness. But this is an illusion. There is no such gap. Those who see in the alleged gap a reason for supposing that phenomenal qualities are special qualities, different in kind from anything physical or functional are doubly mistaken.
"

Michael Tye
Knowing What It Is Like: the Ability Hypothesis and the Knowledge Argument [html]
"The Ability Hypothesis says that knowing what an experience is like just is the possession of these abilities to remember, imagine, and recognize. . . . It isn’t knowing-that. It’s knowing-how. Tye argues that the Ability Hypothesis is wrong. He also propose an alternative hybrid account of knowing what it is like that ties it conceptually both to knowing-that and to knowing-how."


Ned Block and Robert Stalnaker
Conceptual analysis, Dualism and the Explanatory Gap [html]
The paper discusses physicalism and reductive explanation in the context of putative explicit verbal analyses in microphysical terms of such ordinary concepts as life, haircut and water. It expresses skepticism about whether such concepts are a priori analyzable in microphysical terms (or whether there are microphysical sufficient conditions for their application). In the last part it is pointed out that the two-dimensional apparatus (Kaplan) does not in any way help to isolate an a priori conceptual component of content, but merely presupposes that there is such a thing.


6    The Computational Mind

Alan Turing
Computing machinery and intelligence [html]
The classical proposal of how to consider the question, 'Can machines think?' (also called the Turing test)

Ayse Pinar Syigin
et al
.
Turing test - 50 years later [pdf]
The whole story of the Turing test

Marvin Minsky

Why people think computers can't  [txt]
"Just as Evolution changed man's view of Life, Al will change mind's view of Mind. As we find more ways to make machines behave more sensibly, we'll also learn more about our mental processes. In its course, we will find new ways to think about "thinking" and about "feeling". Our view of  them will change from opaque mysteries to complex yet still comprehensible webs of ways to represent and use ideas. Then those  ideas, in turn, will lead to new machines, and those, in turn, will give us new ideas. No one can tell where that will lead and only one thing's sure  right now: there's something wrong with any claim to know, today, of any basic differences between the minds of men and those of possible machines.
"

John R. Searle
Minds, Brains, and Programs  [html]
John Searle's (1980) thought experiment is one of the best known and widely credited counters to claims of artificial intelligence (AI), i.e., to claims that computers do or at least can (someday might) think. According to Searle's original presentation, the argument is based on two truths: brains cause minds, and syntax doesn't suffice for semantics. Its target, Searle dubs "strong AI": "according to strong AI," according to Searle, "the computer is not merely a tool in the study of the mind, rather the appropriately programmed computer really is a mind in the sense that computers given the right programs can be literally said to understand and have other cognitive states" . Searle contrasts "strong AI" to "weak AI". According to weak AI, according to Searle, computers just simulate thought, their seeming understanding isn't real (just as-if) understanding, their seeming calculation as-if calculation, etc.; nevertheless, computer simulation is useful for studying the mind (as for studying the weather and other things).

John R. Searle
Is the Brain a Digital Computer? [html]
In this aricle that appeared a decade after "Minds, Brains, and Programs", Searle argues that the sense of information processing that is used in cognitive science, is at much too high a level of abstraction to capture the concrete biological reality of intrinsic intentionality. The "information" in the brain is always specific to some modality or other. It is specific to thought, or vision, or hearing, or touch, for example. The level of information processing which is described in the cognitive science computational models of cognition , on the other hand, is simply a matter of getting a set of symbols as output in response to a set of symbols as input.

Larry Hauser
The Chinese Room Argument (The Internet Encyclopedia of Philosophy)
This article gives a concise introduction into the Chinese Room Thought Experiment and debates several replies and Searle's rejoinders.

Stevan Harnad
Minds, Machines and Searle [html]
"Searle's celebrated Chinese Room Argument has shaken the foundations of Artificial Intelligence. Many refutations have been attempted, but none seem convincing. This paper is an attempt to sort out explicitly the assumptions and the logical, methodological and empirical points of disagreement. Searle is shown to have underestimated some features of computer modeling, but the heart of the issue turns out to be an empirical question about the scope and limits of the purely symbolic (computational) model of the mind. Nonsymbolic modeling turns out to be immune to the Chinese Room Argument. The issues discussed include the Total Turing Test, modularity, neural modeling, robotics, causality and the symbol-grounding problem."


7    Symbolism & Connectionism

Jerry A. Fodor and Zenon W. Pylyshyn
Connectionism and Cognitive Architecture: A Critical Analysis [170KB, pdf]

Tim van Gelder and Lars Niklasson
Classicalism and Cognitive Architecture [30KB, pdf]

Jordan B. Pollack
Recursive Distributed Representations [120KB, pdf]

Stephen Stich & Ian Ravenscroft
What is Folk Psychology? [70KB, pdf]


8    Language & Experience

Wilhelm von Humboldt (1767-1835)
Über Denken und Sprechen [html]


Excursus: Colour 

Philosophical Issues
Alex Byrne
Color Realism and Color Science[html]
"The article is in three main parts. The first part explains the problem of color realism and makes some useful distinctions. These distinctions are then used to expose various confusions that often prevent people from seeing that the issues are genuine and difficult, and that the problem of color realism ought to be of interest to anyone working in the field of color science. The second part explains the various leading answers to the problem of color realism, and (briefly) argues that all of them except physicalism have serious difficulties or are unmotivated. The third part explains and motivates our own view, that colors are types of reflectances, and defends it against objections made in the recent literature that are often taken as fatal."

Alex Byrne
Yes, Virgina, Lemmons are Yellow [22KB, pdf]
Discussing Stroud’s The Quest for Reality. Useful supplement to the first article of Byrne.

Jonathan Cohen
A Guided Tour of Color [html]
Important essay discussing the advantages and disadvantages of  various theories considered in the philosophical literature on color

Jonathan Cohen
Color, a functionalist proposal [260KB, pdf]
This article explains a view called color functionalism, assesses that view in terms of the contrast between primary and secondary qualities, and then contrast color functionalism against other, more traditional, views about color. It is concluded that color functionalism is a plausible alternative to traditional proposals about the nature of color.

Methodological Issues
B.A.C. Saunders & J. van Brakel
Are there non-trivial constraints on colour categorization? [html]
"In this target article [Behavioral and Brain Sciences 20 (2),167-228, 1997] the following hypotheses are discussed: (1) colour is autonomous: a perceptuo-linguistic and behavioural universal; (2) it is completely described by three independent attributes: hue, brightness and saturation; (3) phenomenologically and psychophysically there are four unique hues: red, green, blue, yellow; (4) the unique hues are underpinned by two opponent psychophysical and/or neuronal channels: red/green, blue/yellow."

Paul Kay & Brent Berlin
Science ≠ Imperialism: A response to B. A. C. Saunders and J. van Brakel's "Are there non-trivial constraints on colour categorization?" [74KB, pdf]
Berlin's and Kay's response

Paul Kay
Methodological Issues in Cross-Language Color Naming [74KB, pdf]
"The universals and evolution (UE) model in cross-language color naming research, stemming from Berlin and Kay (1969) and most recently embodied in Kay and Maffi (1999) has been criticized on the grounds, among others, (1) that many languages contain words which express both color and non-color properties, (2) that in many languages words which express color properties do not form a coherent morpho-syntactic class, and (3) that the purported findings of this tradition of research are artifacts of a biased method of investigation. Each of these charges is answered."

Evolutionary  Issues
Paul Kay & Luisa Maffi
Color Appearance and the Emergence and Evolution of Basic Color Lexicons  [96KB, pdf]
Introduces a  universals and evolution (UE) model in cross-language color naming research, crucially making use of optimal partitions.

Mike Dowman
A Bayesian Approach To Colour Term Semantics [550KB, pdf]
New approach to the nature of basic colour terms in terms of a Bayesian computational model which is able to learn the meanings of basic colour terms from positive examples.



Varia

Ludwig Wittgenstein (1889-1951)
Tractatus logico-philosophicus [html]

Peter Kampits
Der Wiener Kreis [html]

Rudolf Carnap
Scheinprobleme in der Philosophie [150 KB, pdf]

Werner Heisenberg
Diskussionen  über die Sprache  [html]

Werner Heisenberg
Sprache und Wirklichkeit in der modernen Physik [html]

Werner Heisenberg
Die Kopenhager Deutung  der Quantentheorie [html]

Werner Heisenberg
Philosophie und Quantentheorie [html]

Thomas Hobbes (1588-1679)
Von der Sprache  [html]