Consciousness Lost and Found: A Neuropsychological by Lawrence Weiskrantz

By Lawrence Weiskrantz

The phenomenon of "consciousness" is intrinsically regarding one's know-how of one's self, of time, and of the actual global. yet what if whatever should still occur to impair one's knowledge? What can we make of "consciousness" in these those that have suffered mind harm? those questions and extra are explored via Lawrence Weiskrantz, a extraordinary neuropsychologist, during this extraordinary examine human wisdom. it's been found that many mind broken participants keep intact capacities in what's referred to as `covert' processing. A blind sufferer, then, may very well be ready to "see" whereas an amnesiac sufferer can examine and hold details that she or he doesn't observe is reminiscence. in truth, in each significant category of illness during which sufferers lose cognitive skill are examples of preserved capacities. Weiskrantz makes use of his study into this phenomenon as a springboard towards a philosophical argument which, mixed with the most recent mind imaging reviews, issues tips to particular mind constructions that may be excited about wakeful understanding. He then takes his argument extra, asking even if animals who proportion a lot a similar mind anatomy as people proportion wisdom and the way that affects our assumptions approximately evolution in addition to our ethical and moral choice making. Written in an attractive, easy-to-read variety, awareness misplaced and located offers a distinct viewpoint on essentially the most hard matters in cutting-edge medical neighborhood.

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Extra resources for Consciousness Lost and Found: A Neuropsychological Exploration

Example text

I do not reveal who they are becauseseeing the finished productthey may well not want to be known publicly! But I owe them a very special thanks. My wife, Barbara, during her own busy life, has shown her usual forbearance, support, and helpincluding preparation of the indices. Recognizable variants of passages in this book will be found in The problem of animal consciousness in relation to neuropsychology (Behavioural brain research, 1995, 71, 1715), Fragments of memory (to appear in Page vi Neuropsychologia), Chapter 1 of Animal Intelligence, a Royal Society Discussion Meeting publication (Oxford University Press, 1985), and in Blindsight (Oxford University Press, 1986).

By Found I mean retained and established (The concise Oxford dictionary). To convey that sense, strictly speaking, it should be founded, but that would be infelicitous. I wish to contrast my position with any other that explains consciousness by explaining it away, or substitutes as yet unknown computer software for it. I think, instead, one should try to elevate one's explanations to the level where they actually give full credence to the importance of awareness. Any patient who has lost his sense of seeing or of touch will understand that: what he has lost is his awareness, not his concept, nor a draft, nor the key to allow him to escape from a Theatre, Cartesian or otherwise.

There are reports of blind touch and also a report of deaf hearing. , 1983) was closely similar to the early accounts of blindsight. The patient had a severe right tactile anaesthesia caused by a left parietal lobe lesion. She did not respond to touch on her right arm, even with the strongest pressure. But when asked to point (blindfolded) to where she was touched with the pressure instrument, she was able to point, to her own considerable surprise, to the approximate locus of stimulus. The patient's comment was but I do not understand that!

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