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==Overview==
==Overview==
The origin of the modern concept of consciousness is often attributed to John Locke's ''Essay Concerning Human Understanding'', published in 1690.<ref name=":0" />  Locke defined consciousness as "the perception of what passes in a man's own mind".<ref name=":1" /> His essay influenced the 18th-century view of consciousness, and his definition appeared in Samuel Johnson's celebrated 'A Dictionary of the English Language|Dictionary (1755).<ref name=":2" />
==Historical Perspective==
==Discovery==
==Discovery==


*The origin of the modern concept of consciousness is often attributed to John Locke's ''Essay Concerning Human Understanding'', published in 1690.<ref name=":0" /> Locke defined consciousness as "the perception of what passes in a man's own mind".<ref name=":1" />
*Acoording to data, "[[Conscious]]" and "[[consciousness]]" was first mentioned in English language back in 16th century; it is derived from the Latin (''con-'' "together" +''scio'' "to know").<ref name=":3" />
*The modern concept of [[consciousness]] is attributed to the English [[physician]] and phylosopher John Locke,  who published in 1690 his essay "''Concerning Human Understanding"''.<ref name=":0" /> Locke defined [[consciousness]] as "''the perception of what passes in a man's own mind''".<ref name=":1" />.
*The description of [[altered mental status]] might have been employed as early as 30,000 years ago, many times called "''mystic state''".<ref name=":1" />


==Landmark Events in the Development of Treatment Strategies==
==Landmark Events in the Development of Treatment Strategies==


==Impact on Cultural History==
==Impact on Cultural History==
* [[Altered mental status]] was poorly understood before 19th century and was merely seen as [[symptoms]] of [[intoxication]] or demonic possession.<ref name="urlndl.ethernet.edu.et">{{cite web |url=http://ndl.ethernet.edu.et/bitstream/123456789/15088/1/Harris%20L.%20Friedman.pdf |title=ndl.ethernet.edu.et |format= |work= |accessdate=}}</ref>
* Many times, individuals with [[altered mental status]] due to [[Medicine|medical]] or [[psychiatric]] conditions were sentenced to torture, convictions, and death by courts such as the Holy Inquisition.


==Famous Cases==
==Famous Cases==
The origin of the modern concept of consciousness is often attributed to John Locke's ''Essay Concerning Human Understanding'', published in 1690.<ref name=":0">{{cite web|title=An Essay Concerning Human Understanding (Chapter XXVII)|last=Locke|first=John|publisher=University of Adelaide|location=Australia|url=http://ebooks.adelaide.edu.au/l/locke/john/l81u/B2.27.html|accessdate=August 20, 2010}}</ref>  Locke defined consciousness as "the perception of what passes in a man's own mind".<ref name=":1">{{cite web|url=http://www.britannica.com/EBchecked/topic/133274/consciousness|title=Science & Technology: consciousness|publisher=Encyclopædia Britannica|accessdate=August 20, 2010}}</ref> His essay influenced the 18th-century view of consciousness, and his definition appeared in Samuel Johnson's celebrated 'A Dictionary of the English Language|Dictionary (1755).<ref name=":2"><nowiki>{{cite book|title=A Dictionary of the English Language |authors=[[Samuel Johnson |publisher=Knapton |year=1756 |url=</nowiki>http://books.google.com/books?id=fcVEAAAAcAAJ}}</ref>
The origin of the modern concept of consciousness is often attributed to John Locke's ''Essay Concerning Human Understanding'', published in 1690.<ref name=":0">{{cite web|title=An Essay Concerning Human Understanding (Chapter XXVII)|last=Locke|first=John|publisher=University of Adelaide|location=Australia|url=http://ebooks.adelaide.edu.au/l/locke/john/l81u/B2.27.html|accessdate=August 20, 2010}}</ref>  Locke defined consciousness as "the perception of what passes in a man's own mind".<ref name=":1">{{cite web|url=http://www.britannica.com/EBchecked/topic/133274/consciousness|title=Science & Technology: consciousness|publisher=Encyclopædia Britannica|accessdate=August 20, 2010}}</ref> His essay influenced the 18th-century view of consciousness, and his definition appeared in Samuel Johnson's celebrated 'A Dictionary of the English Language|Dictionary (1755).<ref name=":2"><nowiki>{{cite book|title=A Dictionary of the English Language |authors=[[Samuel Johnson |publisher=Knapton |year=1756 |url=</nowiki>http://books.google.com/books?id=fcVEAAAAcAAJ}}</ref>


The earliest English language uses of "conscious" and "consciousness" date back, however, to the 1500s.  The English word "conscious" originally derived from the Latin ''conscius'' (''con-'' "together" +''scio'' "to know"), but the Latin word did not have the same meaning as our word—it meant ''knowing with'', in other words ''having joint or common knowledge with another''.<ref><nowiki>{{cite book |title=Studies in words |author =[[C. S. Lewis|year=1990 |publisher=Cambridge University Press |chapter=Ch. 8: Conscience and conscious |isbn=978-0-521-39831-2}}</nowiki></ref>  There were, however, many occurrences in Latin writings of the phrase ''conscius sibi'', which translates literally as "knowing with oneself", or in other words ''sharing knowledge with oneself about something''.  This phrase had the figurative meaning of ''knowing that one knows'', as the modern English word "conscious" does.  In its earliest uses in the 1500s, the English word "conscious" retained the meaning of the Latin ''conscius''.  For example, Thomas Hobbes in ''Leviathan (book)|Leviathan'' wrote: "Where two, or more men, know of one and the same fact, they are said to be Conscious of it one to another."<ref>{{cite book|title=Leviathan: or, The Matter, Forme & Power of a Commonwealth, Ecclesiasticall and Civill |author=Thomas Hobbes |publisher=University Press |year=1904 |url=http://books.google.com/books?id=2oc6AAAAMAAJ |page=39}}</ref>  The Latin phrase ''conscius sibi'', whose meaning was more closely related to the current concept of consciousness, was rendered in English as "conscious to oneself" or "conscious unto oneself".  For example, Archbishop Ussher wrote in 1613 of "being so conscious unto myself of my great weakness".<ref>{{cite book |title=The whole works, Volume 2 |author=[[James Ussher]], [[Charles Richard Elrington]] |page=417 |year=1613 |publisher=Hodges and Smith}}</ref>  Locke's definition from 1690 illustrates that a gradual shift in meaning had taken place.
The earliest English language uses of "conscious" and "consciousness" date back, however, to the 1500s.  The English word "conscious" originally derived from the Latin ''conscius'' (''con-'' "together" +''scio'' "to know"), but the Latin word did not have the same meaning as our word—it meant ''knowing with'', in other words ''having joint or common knowledge with another''.<ref name=":3"><nowiki>{{cite book |title=Studies in words |author =[[C. S. Lewis|year=1990 |publisher=Cambridge University Press |chapter=Ch. 8: Conscience and conscious |isbn=978-0-521-39831-2}}</nowiki></ref>  There were, however, many occurrences in Latin writings of the phrase ''conscius sibi'', which translates literally as "knowing with oneself", or in other words ''sharing knowledge with oneself about something''.  This phrase had the figurative meaning of ''knowing that one knows'', as the modern English word "conscious" does.  In its earliest uses in the 1500s, the English word "conscious" retained the meaning of the Latin ''conscius''.  For example, Thomas Hobbes in ''Leviathan (book)|Leviathan'' wrote: "Where two, or more men, know of one and the same fact, they are said to be Conscious of it one to another."<ref>{{cite book|title=Leviathan: or, The Matter, Forme & Power of a Commonwealth, Ecclesiasticall and Civill |author=Thomas Hobbes |publisher=University Press |year=1904 |url=http://books.google.com/books?id=2oc6AAAAMAAJ |page=39}}</ref>  The Latin phrase ''conscius sibi'', whose meaning was more closely related to the current concept of consciousness, was rendered in English as "conscious to oneself" or "conscious unto oneself".  For example, Archbishop Ussher wrote in 1613 of "being so conscious unto myself of my great weakness".<ref>{{cite book |title=The whole works, Volume 2 |author=[[James Ussher]], [[Charles Richard Elrington]] |page=417 |year=1613 |publisher=Hodges and Smith}}</ref>  Locke's definition from 1690 illustrates that a gradual shift in meaning had taken place.


A related word was '':la:conscientia|conscientia'', which primarily means morality|moral conscience. In the literal sense, "conscientia" means knowledge-with, that is, shared knowledge. The word first appears in Latin juridical texts by writers such as Cicero.<ref>{{cite book|title=Encyclopedia of Religion and Ethics Part 7| authors= James Hastings and John A. Selbie |publisher=Kessinger Publishing| isbn=0-7661-3677-9| year=2003|page=41}}</ref> Here, ''conscientia'' is the knowledge that a witness has of the deed of someone else.<ref>{{cite book |author=G. Melenaar |title=Mnemosyne, Fourth Series |volume=22 |pages=170–180 |publisher=Brill}}</ref> René Descartes (1596–1650) is generally taken to be the first philosopher to use "conscientia" in a way that does not fit this traditional meaning.<ref>{{cite journal| author=Boris Hennig |title=Cartesian Conscientia|journal=British Journal for the History of Philosophy |year=2007 |volume=15 |pages=455–484}}</ref>  Descartes used "conscientia" the way modern speakers would use "conscience".  In ''Search after Truth'' he says "conscience or internal testimony" (''conscientia vel interno testimonio'').<ref>{{cite book |pages=205–206 |title=Consciousness: from perception to reflection in the history of philosophy |isbn=978-1-4020-6081-6 |publisher=Springer |author=Sara Heinämaa, Vili Lähteenmäki, Pauliina Remes (eds.) |year=2007}}</ref>
A related word was '':la:conscientia|conscientia'', which primarily means morality|moral conscience. In the literal sense, "conscientia" means knowledge-with, that is, shared knowledge. The word first appears in Latin juridical texts by writers such as Cicero.<ref>{{cite book|title=Encyclopedia of Religion and Ethics Part 7| authors= James Hastings and John A. Selbie |publisher=Kessinger Publishing| isbn=0-7661-3677-9| year=2003|page=41}}</ref> Here, ''conscientia'' is the knowledge that a witness has of the deed of someone else.<ref>{{cite book |author=G. Melenaar |title=Mnemosyne, Fourth Series |volume=22 |pages=170–180 |publisher=Brill}}</ref> René Descartes (1596–1650) is generally taken to be the first philosopher to use "conscientia" in a way that does not fit this traditional meaning.<ref>{{cite journal| author=Boris Hennig |title=Cartesian Conscientia|journal=British Journal for the History of Philosophy |year=2007 |volume=15 |pages=455–484}}</ref>  Descartes used "conscientia" the way modern speakers would use "conscience".  In ''Search after Truth'' he says "conscience or internal testimony" (''conscientia vel interno testimonio'').<ref>{{cite book |pages=205–206 |title=Consciousness: from perception to reflection in the history of philosophy |isbn=978-1-4020-6081-6 |publisher=Springer |author=Sara Heinämaa, Vili Lähteenmäki, Pauliina Remes (eds.) |year=2007}}</ref>

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Pratik Bahekar, MBBS [2]

Overview

Discovery

  • Acoording to data, "Conscious" and "consciousness" was first mentioned in English language back in 16th century; it is derived from the Latin (con- "together" +scio "to know").[1]
  • The modern concept of consciousness is attributed to the English physician and phylosopher John Locke, who published in 1690 his essay "Concerning Human Understanding".[2] Locke defined consciousness as "the perception of what passes in a man's own mind".[3].
  • The description of altered mental status might have been employed as early as 30,000 years ago, many times called "mystic state".[3]

Landmark Events in the Development of Treatment Strategies

Impact on Cultural History

Famous Cases

The origin of the modern concept of consciousness is often attributed to John Locke's Essay Concerning Human Understanding, published in 1690.[2] Locke defined consciousness as "the perception of what passes in a man's own mind".[3] His essay influenced the 18th-century view of consciousness, and his definition appeared in Samuel Johnson's celebrated 'A Dictionary of the English Language|Dictionary (1755).[5]

The earliest English language uses of "conscious" and "consciousness" date back, however, to the 1500s. The English word "conscious" originally derived from the Latin conscius (con- "together" +scio "to know"), but the Latin word did not have the same meaning as our word—it meant knowing with, in other words having joint or common knowledge with another.[1] There were, however, many occurrences in Latin writings of the phrase conscius sibi, which translates literally as "knowing with oneself", or in other words sharing knowledge with oneself about something. This phrase had the figurative meaning of knowing that one knows, as the modern English word "conscious" does. In its earliest uses in the 1500s, the English word "conscious" retained the meaning of the Latin conscius. For example, Thomas Hobbes in Leviathan (book)|Leviathan wrote: "Where two, or more men, know of one and the same fact, they are said to be Conscious of it one to another."[6] The Latin phrase conscius sibi, whose meaning was more closely related to the current concept of consciousness, was rendered in English as "conscious to oneself" or "conscious unto oneself". For example, Archbishop Ussher wrote in 1613 of "being so conscious unto myself of my great weakness".[7] Locke's definition from 1690 illustrates that a gradual shift in meaning had taken place.

A related word was :la:conscientia|conscientia, which primarily means morality|moral conscience. In the literal sense, "conscientia" means knowledge-with, that is, shared knowledge. The word first appears in Latin juridical texts by writers such as Cicero.[8] Here, conscientia is the knowledge that a witness has of the deed of someone else.[9] René Descartes (1596–1650) is generally taken to be the first philosopher to use "conscientia" in a way that does not fit this traditional meaning.[10] Descartes used "conscientia" the way modern speakers would use "conscience". In Search after Truth he says "conscience or internal testimony" (conscientia vel interno testimonio).[11]

For many decades, consciousness as a research topic was avoided by the majority of mainstream scientists, because of a general feeling that a phenomenon defined in subjective terms could not properly be studied using objective experimental methods.[12] In 1975 George Mandler published an influential psychological study which distinguished between slow, serial, and limited conscious processes and fast, parallel and extensive unconscious ones.[13] Starting in the 1980s, an expanding community of neuroscientists and psychologists have associated themselves with a field called Consciousness Studies, giving rise to a stream of experimental work published in books,[14] journals such as Consciousness and Cognition, and methodological work published in journals such as the Journal of Consciousness Studies, along with regular conferences organized by groups such as the Association for the Scientific Study of Consciousness.[15]

Modern scientific investigations into consciousness are based on psychological experiments (including, for example, the investigation of priming effects using subliminal stimuli), and on case studies of alterations in consciousness produced by trauma, illness, or drugs. Broadly viewed, scientific approaches are based on two core concepts. The first identifies the content of consciousness with the experiences that are reported by human subjects; the second makes use of the concept of consciousness that has been developed by neurologists and other medical professionals who deal with patients whose behavior is impaired. In either case, the ultimate goals are to develop techniques for assessing consciousness objectively in humans as well as other animals, and to understand the neural and psychological mechanisms that underlie it.

References

  1. 1.0 1.1 {{cite book |title=Studies in words |author =[[C. S. Lewis|year=1990 |publisher=Cambridge University Press |chapter=Ch. 8: Conscience and conscious |isbn=978-0-521-39831-2}}
  2. 2.0 2.1 Locke, John. "An Essay Concerning Human Understanding (Chapter XXVII)". Australia: University of Adelaide. Retrieved August 20, 2010.
  3. 3.0 3.1 3.2 "Science & Technology: consciousness". Encyclopædia Britannica. Retrieved August 20, 2010.
  4. "ndl.ethernet.edu.et" (PDF).
  5. {{cite book|title=A Dictionary of the English Language |authors=[[Samuel Johnson |publisher=Knapton |year=1756 |url=http://books.google.com/books?id=fcVEAAAAcAAJ}}
  6. Thomas Hobbes (1904). Leviathan: or, The Matter, Forme & Power of a Commonwealth, Ecclesiasticall and Civill. University Press. p. 39.
  7. James Ussher, Charles Richard Elrington (1613). The whole works, Volume 2. Hodges and Smith. p. 417.
  8. James Hastings and John A. Selbie (2003). Encyclopedia of Religion and Ethics Part 7. Kessinger Publishing. p. 41. ISBN 0-7661-3677-9.
  9. G. Melenaar. Mnemosyne, Fourth Series. 22. Brill. pp. 170–180.
  10. Boris Hennig (2007). "Cartesian Conscientia". British Journal for the History of Philosophy. 15: 455–484.
  11. Sara Heinämaa, Vili Lähteenmäki, Pauliina Remes (eds.) (2007). Consciousness: from perception to reflection in the history of philosophy. Springer. pp. 205–206. ISBN 978-1-4020-6081-6.
  12. Horst Hendriks-Jansen (1996). Catching ourselves in the act: situated activity, interactive emergence, evolution, and human thought. Massachusetts Institute of Technology. p. 114. ISBN 0-262-08246-2.
  13. Mandler, G. Consciousness: Respectable, useful, and probably necessary. In R.Solso (Ed.)Information processing and cognition: NJ: LEA.
  14. Mandler, G. Consciousness recovered: Psychological functions and origins of thought. Philadelphia: John Benjamins. 2002
  15. Stuart Hameroff, Alfred Kaszniak, David Chalmers (1999). "Preface". Toward a Science of Consciousness III: The Third Tucson Discussions and Debates. MIT Press. pp. xix–xx. ISBN 978-0-262-58181-3.

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