Contents

REFEREED PAPERS

Willard Miranker
A Quantum State Model of Consciousness  abstract
Paul Livingston
Experience and Structure: Philosophical History and the Problem of Consciousness abstract

OPINION

Ullin Place
A Pilgrim's Progress?

From Mystical Experience to Biological Consciousness
with editorial introduction by Anthony Freeman  abstract
Semir Zeki
Neural Concept Formation and Art: Dante, Michelangelo, Wagner  abstract

REVIEW ARTICLES

Stanley Krippner and Allan Combs
The Neurophenomenology of Shamanism
Review of Michael Winkelman’s Shamanism  full text
Derek J. Smith
A Work of Cryptology: Review of S.J. Newton’s
Painting, Psychoanalysis and Spirituality

BOOK REVIEWS

Burton Voorhees
Sunny Y. Auyang, Mind in Everyday Life and Cognitive Science
Chris Nunn
Jason W. Brown, Mind and Nature
Bruno Deschenes
Rold Inge Godøy and Harald Jørgensen (ed.), Musical Imagery
David Hodgson
Nicholas Maxwell, The Human World in the Physical Universe
Rahull Banerjee
Charles Tart (ed.), Body, Mind, Spirit



ABSTRACTS

Paul Livingston

Experience and Structure. Philosophical History and the Problem of Consciousness

Investigation and analysis of the history of the concepts employed in contemporary philosophy of mind could significantly change the contemporary debate about the explainability of consciousness. Philosophical investigation of the history of the concept of qualia and the concept of scientific explanation most often presupposed in contemporary discussions of consciousness reveals the origin of both concepts in some of the most interesting philosophical debates of the twentieth century. In particular, a historical investigation of the inheritance of concepts of the elements of experience and the nature of scientific explanation from C. I. Lewis and Rudolf Carnap to contemporary theorists like David Chalmers shows the profound continuity of these concepts throughout the analytic tradition, despite important changes in the dimensions of philosophical relevance and significance that have characterized the emerging debate.
 I argue that, despite the significant methodological shift from the foundation- alist epistemology of the 1920s to today’s functionalist explanations of the mind, the problem of explaining consciousness has remained the problem of analysing or describing the logical and relational structure of immediate, given experience. Appreciation of this historical continuity of form recommends a more explicit discussion of the philosophical reasons for the underlying distinction between structure and content, reasons that trace to Lewis and Carnap’s influential but seldom-discussed understanding of the relationship between subjectivity, conceived as the realm of private, ineffable contents, and objectivity, understood as public, linguistic expressibility. With this historical background in mind, the contemporary debate about the explanation of consciousness can be re-interpreted as a debate about the relationship between ineffable experience and structurally conceived meaning.

Correspondence: Paul Livingston, Department of Philosophy, University of California, Irvine, CA 92697, USA. Email: plivingston@uci.edu


W. L. Miranker

A Quantum State Model of Consciousness

We introduce a quantum state representation of the information being processed in neuronal structures. The movement of information from one such structure to a second is characterized as a (quantum) measurement of the first structure by the second. The value of such a measurement is an observable (external) property of matter. The associated collapsed quantum state, a dual encoding of that measurement, is a non-observable (internal) property of matter. The quantum measurement collapse process itself is shown to be a form of experience of the measurement process in terms of which a model and explanation of consciousness is formulated. Using model neurons we show how neuronal information processing effects may be given a quantum characterization. The techniques developed are employed to frame a model of qualia.

Correspondence: W. L. Miranker, Computer Science Department, Yale University
PO Box 208285, New Haven, CT 06520, USA. Email: miranker@cs.yale.edu


Ullin T. Place

A Pilgrim’s Progress? From Mystical Experience to Biological Consciousness

From the editorial introduction by Anthony Freeman:
Ullin Thomas Place died on 2nd January 2000 at the age of seventy-five. I had met him a little over three years earlier, in November 1996, during the annual ‘Mind and Brain’ symposium organized by Peter Fenwick and held at the Institute of Psychiatry in London. At that meeting Professor Place delivered a slightly shortened version of the paper reproduced here, in which he told his personal story — a pilgrim’s progress? — recounting, as he put it, ‘the history of a thought process leading from an adolescent interest in mystical experience to an article entitled “Is consciousness a brain process?” [Place, 1956] in which I argued for an affirmative answer to that question’.

Forty years after its publication, the author of that 1956 paper was reflecting on this unlikely development. Here was the materialist thesis, presented for the first time in recent history in a form able to withstand what had previously been regarded as decisive philosophical objections (or so he believed). Yet the heart of the paper, a critique showing how little we can really say about the properties of our private experiences, had drawn its inspiration from the mystics, and their insistence of on the inadequacy of words to describe their experiences.

Like Ullin Place, I have been influenced from my youth by the Christian mystical tradition, and now find myself exploring a materialist, or at least naturalist and nondualist, understanding of consciousness, although unlike him I have maintained throughout an adherence to public worship and church membership. The degree of similarity and dissimilarity between our ‘pilgrimages’ offered the possibility of a fruitful dialogue, and we agreed to meet for a discussion focused on his talk, with a view to publication in this journal. In the event, first my own preoccupations and pressure of work, and then Professor Place’s illness and death, meant that our conversation never took place. Rather than lose the whole benefit of the project, his paper is being published here, in a somewhat fuller version that he supplied to me subsequent to the meeting 1996. My own contribution is limited to this brief introduction, together with explanatory footnotes at points where he assumes a knowledge of religious and social life in pre-war Britain that many JCS readers will not share.


Semir Zeki

Neural Concept Formation & Art. Dante, Michelangelo, Wagner

What is art? What constitutes great art? Why do we value art so much and why has it been such a conspicuous feature of all human societies? These questions have been discussed at length though without satisfactory resolution. This is not surprising. Such discussions are usually held without reference to the brain, through which all art is conceived, executed and appreciated. Art has a biological basis. It is a human activity and, like all human activities, including morality, law and religion, depends upon, and obeys, the laws of the brain. To understand the biological foundations of art, we must enquire into the biological foundations of knowledge, for art constitutes a form of knowledge; indeed is knowledge. We are still far from knowing the neural basis of the laws that dictate artistic creativity, achievement and appreciation, but spectacular advances in our knowledge of the visual brain allow us to make a beginning in trying to formulate neural laws of art and aesthetics; in short, to study neuroaesthetics. In this essay, I try to discuss the art of three Titanic figures in Western culture — Dante, Michelangelo and Wagner — in neurological terms. I try to show that we can trace the origins of their art to a fundamental characteristic of the brain, namely its capacity to form concepts. This capacity is itself the by-product of an essential characteristic of the brain. That characteristic is abstraction, and is imposed upon the brain by one of its chief functions, namely the acquisition of knowledge.

Correspondence: Semir Zeki, University College London, Gower Street, London WC1E 6BT.
Email:  zeki.pa@ucl.ac.uk


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