Michael Dawson

Summary

Affiliation: University of Southern California
Country: USA

Publications

  1. doi request reprint Psychophysiological prodromal signs of schizophrenic relapse: a pilot study
    Michael E Dawson
    Department of Psychology, University of Southern California, CA, USA
    Schizophr Res 123:64-7. 2010
  2. ncbi request reprint Under what conditions can human affective conditioning occur without contingency awareness? Test of the evaluative conditioning paradigm
    Michael E Dawson
    Department of Psychology, University of Southern California, Los Angeles, CA 90089, USA
    Emotion 7:755-66. 2007
  3. ncbi request reprint Virtual Reality Stroop Task for neurocognitive assessment
    Thomas D Parsons
    University of Southern California, Los Angeles, CA, USA
    Stud Health Technol Inform 163:433-9. 2011
  4. pmc Sex-specific association between psychopathic traits and electrodermal reactivity in children
    Joshua Isen
    Department of Psychology, University of Southern California, Los Angeles, CA 90089 1061, USA
    J Abnorm Psychol 119:216-25. 2010
  5. doi request reprint Better than the real thing: eliciting fear with moving and static computer-generated stimuli
    Christopher G Courtney
    University of Southern California, Department of Psychology, Los Angeles, CA 90089 1061, United States
    Int J Psychophysiol 78:107-14. 2010
  6. doi request reprint Arousal, working memory, and conscious awareness in contingency learning
    Louise D Cosand
    Department of Psychology, University of Southern California, 3620 McClintock Avenue, SGM 501, Los Angeles, CA 90089 1061, USA
    Conscious Cogn 17:1105-13. 2008
  7. ncbi request reprint Development of skin conductance orienting, habituation, and reorienting from ages 3 to 8 years: a longitudinal latent growth curve analysis
    Yu Gao
    Department of Psychology, University of Southern California, Los Angeles, CA 90089 1061, USA
    Psychophysiology 44:855-63. 2007
  8. ncbi request reprint Effects of cigarette smoking on prepulse inhibition, its attentional modulation, and vigilance performance
    Anthony J Rissling
    Department of Psychology, University of Southern California, Los Angeles, California 90089 1061, USA
    Psychophysiology 44:627-34. 2007
  9. ncbi request reprint Effects of perceptual load on startle reflex modification at a long lead interval
    Gary L Thorne
    Department of Psychology, University of Southern California, Los Angeles, California 90089 1061, USA
    Psychophysiology 43:498-503. 2006
  10. ncbi request reprint Effects of perceptual processing demands on startle eyeblink modification
    Anthony J Rissling
    Department of Psychology, University of Southern California, Los Angeles, California 90089 1061, USA
    Psychophysiology 42:440-6. 2005

Research Grants

  1. ELECTRODERMAL DYSFUNCTIONS AND SCHIZOPHRENIA
    Michael Dawson; Fiscal Year: 1992
  2. PSYCHOPHYSIOLOGY OF SCHIZOPHRENIA
    Michael Dawson; Fiscal Year: 2002
  3. ELECTRODERMAL DYSFUNCTIONS AND SCHIZOPHRENIA
    Michael Dawson; Fiscal Year: 2002

Detail Information

Publications19

  1. doi request reprint Psychophysiological prodromal signs of schizophrenic relapse: a pilot study
    Michael E Dawson
    Department of Psychology, University of Southern California, CA, USA
    Schizophr Res 123:64-7. 2010
    ..These results shed light on the psychotic relapse process and are consistent with neural diathesis-stress models of schizophrenia...
  2. ncbi request reprint Under what conditions can human affective conditioning occur without contingency awareness? Test of the evaluative conditioning paradigm
    Michael E Dawson
    Department of Psychology, University of Southern California, Los Angeles, CA 90089, USA
    Emotion 7:755-66. 2007
    ..Aware participants showed conditioning with all of the measures; unaware participants failed to show conditioning with all measures. The behavioral, neurophysiological, and therapeutic implications of these findings are discussed...
  3. ncbi request reprint Virtual Reality Stroop Task for neurocognitive assessment
    Thomas D Parsons
    University of Southern California, Los Angeles, CA, USA
    Stud Health Technol Inform 163:433-9. 2011
    ....
  4. pmc Sex-specific association between psychopathic traits and electrodermal reactivity in children
    Joshua Isen
    Department of Psychology, University of Southern California, Los Angeles, CA 90089 1061, USA
    J Abnorm Psychol 119:216-25. 2010
    ..No association was found between SCRs and psychopathic traits in girls, indicating the importance of sex specific etiologies of psychopathy in childhood...
  5. doi request reprint Better than the real thing: eliciting fear with moving and static computer-generated stimuli
    Christopher G Courtney
    University of Southern California, Department of Psychology, Los Angeles, CA 90089 1061, United States
    Int J Psychophysiol 78:107-14. 2010
    ..The results demonstrate the importance of motion in eliciting fear and the usefulness of computer-generated stimuli in the study of emotion...
  6. doi request reprint Arousal, working memory, and conscious awareness in contingency learning
    Louise D Cosand
    Department of Psychology, University of Southern California, 3620 McClintock Avenue, SGM 501, Los Angeles, CA 90089 1061, USA
    Conscious Cogn 17:1105-13. 2008
    ..These findings are consistent with studies showing that lower arousal and greater cognitive processing capacity facilitate conscious perception of a greater breadth of information within a scene or a task...
  7. ncbi request reprint Development of skin conductance orienting, habituation, and reorienting from ages 3 to 8 years: a longitudinal latent growth curve analysis
    Yu Gao
    Department of Psychology, University of Southern California, Los Angeles, CA 90089 1061, USA
    Psychophysiology 44:855-63. 2007
    ....
  8. ncbi request reprint Effects of cigarette smoking on prepulse inhibition, its attentional modulation, and vigilance performance
    Anthony J Rissling
    Department of Psychology, University of Southern California, Los Angeles, California 90089 1061, USA
    Psychophysiology 44:627-34. 2007
    ..Abstinence among smokers produced reliably lower vigilance performance compared to ad lib smoking. The results indicate that smoking abstinence affects the early stages of stimulus processing...
  9. ncbi request reprint Effects of perceptual load on startle reflex modification at a long lead interval
    Gary L Thorne
    Department of Psychology, University of Southern California, Los Angeles, California 90089 1061, USA
    Psychophysiology 43:498-503. 2006
    ..The results are not consistent with the hypothesis that startle inhibition occurs when the lead and startle stimuli are in different modalities under conditions of high perceptual load...
  10. ncbi request reprint Effects of perceptual processing demands on startle eyeblink modification
    Anthony J Rissling
    Department of Psychology, University of Southern California, Los Angeles, California 90089 1061, USA
    Psychophysiology 42:440-6. 2005
    ..At 1200 ms, targets and nontargets produced nondifferential inhibition during both CPTs, suggesting that modality-specific attention occurred equally for the two tasks...
  11. ncbi request reprint What does electrodermal activity tell us about prognosis in the schizophrenia spectrum?
    Michael E Dawson
    Department of Psychology, University of Southern California, Los Angeles, CA 90089 1061, USA
    Schizophr Res 54:87-93. 2002
    ..Thus, abnormally high electrodermal arousal and reactivity is predictive of poor outcome in at least some patients. The theoretical implications of these findings and directions for further research are briefly discussed...
  12. ncbi request reprint The functional relationship between visual backward masking and prepulse inhibition
    Jonathan K Wynn
    Department of Psychology, University of Southern California, Los Angeles, California 90089, USA
    Psychophysiology 41:306-12. 2004
    ..The data are consistent with the hypothesis that recovery from backward masking effects is affected by sensory gating acting in part to gate out the interruptive effects of the mask...
  13. ncbi request reprint Attention and prepulse inhibition: the effects of task-relevant, irrelevant, and no-task conditions
    Gary L Thorne
    Department of Psychology, University of Southern California, Seeley G Mudd Building, Room 501, Los Angeles, CA 90089 1061, USA
    Int J Psychophysiol 56:121-8. 2005
    ..Possible reasons for robust attentional modulation at the 60 ms lead interval as well as the usual 120 ms lead interval are discussed...
  14. ncbi request reprint Modification of sudden onset auditory ERP by involuntary attention to visual stimuli
    Serkan Oray
    Department of Psychology, University of Southern California, Los Angeles, CA 90089 1061, USA
    Int J Psychophysiol 43:213-24. 2002
    ..The activation of the exogenous attention system by sudden auditory onset can be modified by involuntary visual attention in a cross-model, passive prepulse inhibition paradigm...
  15. ncbi request reprint Prepulse facilitation and prepulse inhibition in schizophrenia patients and their unaffected siblings
    Jonathan K Wynn
    Department of Psychology MED, University of Southern California, Los Angeles, California 90073, USA
    Biol Psychiatry 55:518-23. 2004
    ..It is less clear whether these information processing deficits extend to prepulse facilitation (PPF), which measures a later stage of generalized alerting or orienting...
  16. ncbi request reprint The temporal stability of electrodermal variables over a one-year period in patients with recent-onset schizophrenia and in normal subjects
    Anne M Schell
    Department of Psychology, Occidental College, Los Angeles, California 90041, USA
    Psychophysiology 39:124-32. 2002
    ..Among measures of responding to nontask stimuli, a simple count of the number of orienting responses occurring was more stable than was a traditional trials-to-habituation measure...
  17. ncbi request reprint Electrodermal predictors of functional outcome and negative symptoms in schizophrenia
    Anne M Schell
    Department of Psychology, Occidental College, Los Angeles, California 90041, USA
    Psychophysiology 42:483-92. 2005
    ....
  18. doi request reprint Probing attentional dysfunctions in schizophrenia: Startle modification during a continuous performance test
    Erin A Hazlett
    Department of Psychiatry, Box 1505, The Mount Sinai School of Medicine, 1 Gustave L Levy Place, New York, NY 10029, USA
    Psychophysiology 45:632-42. 2008
    ..Both groups also showed equal inhibition at 120 ms during passively attended prepulses, suggesting that automatic attentional processes were not impaired in these patients...
  19. ncbi request reprint Sensorimotor gating, orienting and social perception in schizophrenia
    Jonathan K Wynn
    Department of Psychiatry and Biobehavioral Science, Geffen School of Medicine at UCLA, United States
    Schizophr Res 73:319-25. 2005
    ..By showing a link between sensorimotor gating and social perception, this study supports social cognition's potential role as a mediator of the relationship between neurocognition and social functioning in schizophrenia...

Research Grants9

  1. ELECTRODERMAL DYSFUNCTIONS AND SCHIZOPHRENIA
    Michael Dawson; Fiscal Year: 1992
    ..Nonresponder schizophrenics and at-risk subjects are predicted to show reduced ability to allocate processing capacity to the OS+, while responders are predicted to show difficulty in inhibiting allocation of attention to the OS-...
  2. PSYCHOPHYSIOLOGY OF SCHIZOPHRENIA
    Michael Dawson; Fiscal Year: 2002
    ..In addition to these four research projects, the K02 will permit the PI to receive formal and informal training in techniques and principles of clinical science and neuroscience. ..
  3. ELECTRODERMAL DYSFUNCTIONS AND SCHIZOPHRENIA
    Michael Dawson; Fiscal Year: 2002
    ..These four issues will be tested in randomly selected college students, those selected to be putatively "at-risk" and in schizophrenic outpatients. ..