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Social and Behavioral Sciences Commons

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Full-Text Articles in Social and Behavioral Sciences

Eye Position Signal Modulates A Human Parietal Pointing Region During Memory-Guided Movements., J F Desouza, S P Dukelow, J S Gati, R S Menon, R A Andersen, T Vilis Aug 2000

Eye Position Signal Modulates A Human Parietal Pointing Region During Memory-Guided Movements., J F Desouza, S P Dukelow, J S Gati, R S Menon, R A Andersen, T Vilis

Brain and Mind Institute Researchers' Publications

Using functional magnetic resonance imaging, we examined the signal in parietal regions that were selectively activated during delayed pointing to flashed visual targets and determined whether this signal was dependent on the fixation position of the eyes. Delayed pointing activated a bilateral parietal area in the intraparietal sulcus (rIPS), rostral/anterior to areas activated by saccades. During right-hand pointing to centrally located targets, the left rIPS region showed a significant increase in activation when the eye position was rightward compared with leftward. As expected, activation in motor cortex showed no modulation when only eye position changed. During pointing to retinotopically identical …


Overview Of Consciousness Research, Imants Barušs Jan 2000

Overview Of Consciousness Research, Imants Barušs

Psychology

The purpose of this paper is to orient the reader to the contemporary scientific study of consciousness. One of the most noticeable features of research concerning consciousness is that there are three domains of discourse, the physiological, computational and experiential, each with its own methodology, and concerns. While confusion is often expressed about what it is that one is discussing, there are four main categories of definitions of the term consciousness: consciousness is the registration, processing and acting on information; behavioural consciousness is the explicit knowledge of one's situation, mental states or actions as demonstrated by one's behaviour; subjective consciousness …


Psychopathology Of Altered States Of Consciousness, Imants Barušs Jan 2000

Psychopathology Of Altered States Of Consciousness, Imants Barušs

Psychology

No abstract provided.


Influences On Freud's Mourning And Melancholia And Its Contextual Validity., David J. A. Dozois Jan 2000

Influences On Freud's Mourning And Melancholia And Its Contextual Validity., David J. A. Dozois

Psychology Publications

This article critically evaluates S. Freud's (1917) Mourning and Melancholia and challenges both the celebratory and reactionary views that treat this essay as an ahistorical and decontextualized "foundation-stone" of depression. Although many biographies have been written on Freud, the possible influences on his thinking in the area grief and depression have not been examined. Moreover, no reviews have investigated Freud's understanding of mourning and melancholia from the perspective of his own experiences with these difficulties. Following a brief overview of Freud's seminal paper, the historical psychiatric views on depression and the influences on Freud's conceptualization of mourning and melancholia are …


Cognitive And Cognitive-Behavioral Therapies, K. S. Dobson, B. J. Backs-Dermott, David J. A. Dozois Jan 2000

Cognitive And Cognitive-Behavioral Therapies, K. S. Dobson, B. J. Backs-Dermott, David J. A. Dozois

Psychology Publications

In this chapter we will provide a brief review of some of the major historical forces that lead to the development of the cognitive behavioral therapies. We will then define what are the common characteristics among this increasingly diverse set of interventions, and in doing so also attempt to differentiate the cognitive-behavioral therapies from related approaches to psychotherapy. We will then turn our primary focus to a description of the major models within the cognitive-behavioral paradigm, and to discussing their current empirical status. The chapter will conclude with a discussion of current issues related to the cognitive-behavioral therapies, and with …