Margaret Bradley

Summary

Affiliation: University of Florida
Country: USA

Publications

  1. ncbi request reprint When good things go bad: the reflex physiology of defense
    Margaret M Bradley
    University of Florida, USA
    Psychol Sci 16:468-73. 2005
  2. pmc The pupil as a measure of emotional arousal and autonomic activation
    Margaret M Bradley
    Center for the Study of Emotion and Attention, Box 112766, University of Florida, Gainesville, FL 32611, USA
    Psychophysiology 45:602-7. 2008
  3. pmc Natural selective attention: orienting and emotion
    Margaret M Bradley
    Center for the Study of Emotion and Attention, University of Florida, Gainesville, Florida 32611, USA
    Psychophysiology 46:1-11. 2009
  4. pmc Fear of pain and defensive activation
    Margaret M Bradley
    Box 112766, NIMH Center for the Study of Emotion and Attention, University of Florida, Gainesville, FL 32611, USA
    Pain 137:156-63. 2008
  5. pmc Scan patterns when viewing natural scenes: emotion, complexity, and repetition
    Margaret M Bradley
    Center for the Study of Emotion and Attention, University of Florida, Gainesville, FL 32611, USA
    Psychophysiology 48:1544-53. 2011
  6. pmc Affective picture perception: emotion, context, and the late positive potential
    M Carmen Pastor
    NIMH Center for the Study of Emotion and Attention, University of Florida, Gainesville, FL, USA
    Brain Res 1189:145-51. 2008
  7. ncbi request reprint Cross-modal attention capture by affective stimuli: evidence from event-related potentials
    Andreas Keil
    University of Florida, Gainesville, Florida, USA
    Cogn Affect Behav Neurosci 7:18-24. 2007
  8. doi request reprint Directed and motivated attention during processing of natural scenes
    Vera Ferrari
    University of Florida, Gainesville, FL 32610 USA
    J Cogn Neurosci 20:1753-61. 2008
  9. ncbi request reprint Activation of the visual cortex in motivated attention
    Margaret M Bradley
    National Institute of Mental Health, Center for the Study of Emotion and Attention, University of Florida, Gainesville 32610, USA
    Behav Neurosci 117:369-80. 2003
  10. ncbi request reprint Brain potentials in perception: picture complexity and emotional arousal
    Margaret M Bradley
    Center for the Study of Emotion and Attention, University of Florida, Gainesville, FL 32610, USA
    Psychophysiology 44:364-73. 2007

Research Grants

Detail Information

Publications46

  1. ncbi request reprint When good things go bad: the reflex physiology of defense
    Margaret M Bradley
    University of Florida, USA
    Psychol Sci 16:468-73. 2005
    ....
  2. pmc The pupil as a measure of emotional arousal and autonomic activation
    Margaret M Bradley
    Center for the Study of Emotion and Attention, Box 112766, University of Florida, Gainesville, FL 32611, USA
    Psychophysiology 45:602-7. 2008
    ..Taken together, the data provide strong support for the hypothesis that the pupil's response during affective picture viewing reflects emotional arousal associated with increased sympathetic activity...
  3. pmc Natural selective attention: orienting and emotion
    Margaret M Bradley
    Center for the Study of Emotion and Attention, University of Florida, Gainesville, Florida 32611, USA
    Psychophysiology 46:1-11. 2009
    ..Taken together, it is suggested that orienting is mediated by activation of fundamental motivational systems that have evolved to support survival...
  4. pmc Fear of pain and defensive activation
    Margaret M Bradley
    Box 112766, NIMH Center for the Study of Emotion and Attention, University of Florida, Gainesville, FL 32611, USA
    Pain 137:156-63. 2008
    ....
  5. pmc Scan patterns when viewing natural scenes: emotion, complexity, and repetition
    Margaret M Bradley
    Center for the Study of Emotion and Attention, University of Florida, Gainesville, FL 32611, USA
    Psychophysiology 48:1544-53. 2011
    ....
  6. pmc Affective picture perception: emotion, context, and the late positive potential
    M Carmen Pastor
    NIMH Center for the Study of Emotion and Attention, University of Florida, Gainesville, FL, USA
    Brain Res 1189:145-51. 2008
    ..Taken together, the data indicate that emotional pictures prompt increased attention and orienting that is unaffected by its context of presentation, whereas neutral pictures are more vulnerable to context manipulations...
  7. ncbi request reprint Cross-modal attention capture by affective stimuli: evidence from event-related potentials
    Andreas Keil
    University of Florida, Gainesville, Florida, USA
    Cogn Affect Behav Neurosci 7:18-24. 2007
    ..The data support the notion that emotionally arousing stimuli transmodally attract resources, leading to optimized processing of the affective stimuli at the cost of the processing of concurrent stimuli...
  8. doi request reprint Directed and motivated attention during processing of natural scenes
    Vera Ferrari
    University of Florida, Gainesville, FL 32610 USA
    J Cogn Neurosci 20:1753-61. 2008
    ....
  9. ncbi request reprint Activation of the visual cortex in motivated attention
    Margaret M Bradley
    National Institute of Mental Health, Center for the Study of Emotion and Attention, University of Florida, Gainesville 32610, USA
    Behav Neurosci 117:369-80. 2003
    ....
  10. ncbi request reprint Brain potentials in perception: picture complexity and emotional arousal
    Margaret M Bradley
    Center for the Study of Emotion and Attention, University of Florida, Gainesville, FL 32610, USA
    Psychophysiology 44:364-73. 2007
    ....
  11. pmc A spatiotemporal filtering methodology for single-trial ERP component estimation
    Ruijiang Li
    Computational NeuroEngineering Laboratory, Electrical and Computer Engineering Department, University of Florida, Gainesville, FL 32611, USA
    IEEE Trans Biomed Eng 56:83-92. 2009
    ..The spatial filter may be interpreted as a noise canceller in the spatial domain. Study with both simulated data and real cognitive ERP data shows the effectiveness of the proposed method...
  12. pmc Aversive imagery in posttraumatic stress disorder: trauma recurrence, comorbidity, and physiological reactivity
    Lisa M McTeague
    Center for the Study of Emotion and Attention, University of Florida, Gainesville, 32611, USA
    Biol Psychiatry 67:346-56. 2010
    ....
  13. pmc The impact of emotion on respiratory-related evoked potentials
    Andreas von Leupoldt
    Department of Physiological Sciences, University of Florida, Gainesville, Florida, USA
    Psychophysiology 47:579-86. 2010
    ..The results suggest that emotion impacts the perception of respiratory sensations by reducing the attentional resources available for processing afferent respiratory sensory signals...
  14. pmc Memory and event-related potentials for rapidly presented emotional pictures
    Francesco Versace
    University of Florida, Gainesville, FL, USA
    Exp Brain Res 205:223-33. 2010
    ..The data are consistent with the hypothesis that features of affective pictures pop out during rapid serial visual presentation, prompting better memory performance...
  15. pmc Detecting novelty and significance
    Vera Ferrari
    University of Florida, USA
    J Cogn Neurosci 22:404-11. 2010
    ..The data support an interpretation that the N2 reflects perceptual fluency and is attenuated when a current stimulus matches an active memory representation and that the amplitude of the P3 reflects stimulus meaning and significance...
  16. ncbi request reprint Gender differences in reported dental fear and fear of dental pain
    Marc W Heft
    Department of Oral and Maxillofacial Surgery and Diagnostic Sciences, University of Florida, Gainesville, FL 32610 0416, USA
    Community Dent Oral Epidemiol 35:421-8. 2007
    ....
  17. doi request reprint Electrocortical and electrodermal responses covary as a function of emotional arousal: a single-trial analysis
    Andreas Keil
    NIMH Center for the Study of Emotion and Attention, University of Florida, PO Box 112766, Gainesville, FL 32611, USA
    Psychophysiology 45:516-23. 2008
    ..These results suggest that individual trials of steady-state potentials may yield reliable indices of electrocortical activity in visual cortex and that amplitude modulation of these indices varies with emotional engagement...
  18. pmc Both predator and prey: emotional arousal in threat and reward
    Andreas Löw
    Center for the Study of Emotion and Attention, P O Box 112766, Gainesville, FL 32611, USA
    Psychol Sci 19:865-73. 2008
    ....
  19. pmc Fearful imagery in social phobia: generalization, comorbidity, and physiological reactivity
    Lisa M McTeague
    Center for the Study of Emotion and Attention, University of Florida, Gainesville, Florida 32611, USA
    Biol Psychiatry 65:374-82. 2009
    ..Social phobia has been characterized as a disorder of exaggerated fear of social threat and heightened sensitivity to imagery of social failure...
  20. doi request reprint Aversive picture processing: effects of a concurrent task on sustained defensive system engagement
    Bethany C Wangelin
    NIMH Center for the Study of Emotion and Attention, University of Florida, Gainesville, Florida 32608, USA
    Psychophysiology 48:112-6. 2011
    ....
  21. pmc Threat of suffocation and defensive reflex activation
    Peter J Lang
    Department of Clinical and Health Psychology, University of Florida, Gainesville, FL 32611, USA
    Psychophysiology 48:393-6. 2011
    ..These data indicate that anticipating respiratory resistance activates defensive responding, which may mediate symptomatology in patients with panic and other anxiety disorders...
  22. pmc Defensive engagement and perceptual enhancement
    Andreas Keil
    NIMH Center for the Study of Emotion and Attention, University of Florida, Gainesville, FL 32608, USA
    Neuropsychologia 48:3580-4. 2010
    ..Acute defense facilitates visual perception of external cues and preserves accurate discrimination between threatening and safe cues...
  23. ncbi request reprint The neural basis of narrative imagery: emotion and action
    Dean Sabatinelli
    NIMH Center for the Study of Emotion and Attention, University of Florida, PO Box 100165 HSC, Gainesville, FL 32608, USA
    Prog Brain Res 156:93-103. 2006
    ..These data are consistent with a bioinformational model of emotion that considers response mobilization as the measurable output of narrative imagery...
  24. ncbi request reprint Pleasure rather than salience activates human nucleus accumbens and medial prefrontal cortex
    Dean Sabatinelli
    National Institute of Mental Health Center for the Study of Emotion and Attention, University of Florida, Gainesville, Florida, USA
    J Neurophysiol 98:1374-9. 2007
    ..These data suggest that in visual perception, the human NAc and mPFC are specifically reactive to pleasant, rewarding stimuli and are not engaged by unpleasant stimuli, despite high stimulus salience...
  25. ncbi request reprint Affective picture perception: gender differences in visual cortex?
    Dean Sabatinelli
    NIMH Center for the Study of Emotion and Attention, P O Box 100165 HSC, University of Florida, Gainesville, FL 32610, USA
    Neuroreport 15:1109-12. 2004
    ..However, men did show greater extrastriate activity than women specifically during erotic picture perception, possibly reflecting a gender-specific visual mechanism for sexual selection...
  26. ncbi request reprint Parallel amygdala and inferotemporal activation reflect emotional intensity and fear relevance
    Dean Sabatinelli
    NIMH Center for the Study of Emotion and Attention, University of Florida, PO Box 100165 HSC, Gainesville, FL 32610, USA
    Neuroimage 24:1265-70. 2005
    ....
  27. ncbi request reprint State anxiety and affective physiology: effects of sustained exposure to affective pictures
    J Carson Smith
    Center for the Study of Emotion and Attention, PO Box 100165 HSC, University of Florida, Gainesville, FL 32610 0165, USA
    Biol Psychol 69:247-60. 2005
    ..These findings suggest sustained exposure to unpleasant pictures may induce a short-term mood state, and may be a useful paradigm to study individuals who vary in symptoms of anxiety...
  28. ncbi request reprint Rapid picture presentation and affective engagement
    J Carson Smith
    Center for the Study of Emotion and Attention, University of Florida, FL, USA
    Emotion 6:208-14. 2006
    ..The findings suggest that, despite conceptual masking inherent in rapid serial visual presentation, affective pictures prompt measurable emotional engagement...
  29. ncbi request reprint Emotional perception: correlation of functional MRI and event-related potentials
    Dean Sabatinelli
    NIMH Center for the Study of Emotion and Attention, University of Florida, Gainesville, FL 32610, USA
    Cereb Cortex 17:1085-91. 2007
    ....
  30. ncbi request reprint A multi-process account of startle modulation during affective perception
    Margaret M Bradley
    Center for the Study of Emotion and Attention, University of Florida, Gainesville, Florida 32610, USA
    Psychophysiology 43:486-97. 2006
    ....
  31. pmc Cortical sources of the respiratory-related evoked potential
    Andreas von Leupoldt
    Department of Physiological Sciences, University of Florida, Gainesville, USA
    Respir Physiol Neurobiol 170:198-201. 2010
    ..05). The results support previous findings on the cortical sources of early RREP components Nf, P1 and N1 and demonstrate the cortical sources of later RREP components P2 and P3...
  32. ncbi request reprint The psychophysiology of anxiety disorder: fear memory imagery
    Bruce N Cuthbert
    Center for the Study of Emotion and Attention, University of Florida, Gainesville, Florida 32610, USA
    Psychophysiology 40:407-22. 2003
    ..Overall, physiological reactivity to sentence memory cues was greatest in patients with focal fear of specific objects or events, and reduced in patients characterized by generalized, high negative affect...
  33. ncbi request reprint Brain activation by disgust-inducing pictures in obsessive-compulsive disorder
    Nathan A Shapira
    Department of Psychiatry, College of Medicine, University of Florida, Gainesville, Florida, USA
    Biol Psychiatry 54:751-6. 2003
    ..There is growing interest in the role of disgust in the pathogenesis of obsessive-compulsive disorder (OCD)...
  34. ncbi request reprint Event-related potential studies of language and emotion: words, phrases, and task effects
    Ira Fischler
    Psychology Department, PO Box 112250, University of Florida, Gainesville, FL 32611, USA
    Prog Brain Res 156:185-203. 2006
    ....
  35. ncbi request reprint Robust single-trial ERP estimation based on spatiotemporal filtering
    Ruijiang Li
    Computational NeuroEngineering Lab, Electrical and Computer Engineering Department, University of Florida, Gainesville, FL 32611, USA
    Conf Proc IEEE Eng Med Biol Soc 2007:5206-9. 2007
    ..Study with real cognitive ERP data shows the robustness of the method with reduced estimation variance...
  36. ncbi request reprint Looking at facial expressions: dysphoria and facial EMG
    Denise M Sloan
    Department of Psychology, Weiss Hall, Temple University, Philadelphia, PA 19122, USA
    Biol Psychol 60:79-90. 2002
    ..g. frown response) to the happy facial expressions. These findings indicate that dysphoric persons have impaired interpersonal reactivity that is specific to happy facial displays...
  37. ncbi request reprint Psychopathy and physiological response to emotionally evocative sounds
    Edelyn Verona
    Department of Psychology, Kent State University, Kent, OH 44242, USA
    J Abnorm Psychol 113:99-108. 2004
    ..These findings indicate abnormal reactivity to both positive and negative emotional stimuli in psychopathic individuals, and suggest differing roles for the 2 facets of psychopathy in affective processing deviations...
  38. ncbi request reprint Early modulation of visual perception by emotional arousal: evidence from steady-state visual evoked brain potentials
    Andreas Keil
    Department of Psychology, University of Konstanz, Konstanz, Germany
    Cogn Affect Behav Neurosci 3:195-206. 2003
    ..These findings are consistent with reentrant modulation of early visual processing by distributed networks including subcortical and neocortical structures according to a stimulus's motivational relevance...
  39. ncbi request reprint Effect of fear on dental utilization behaviors and oral health outcome
    Xiaoxian Meng
    Department of Diagnostic Sciences, School of Dentistry, University of Alabama at Birmingham, AL 35294 0007, USA
    Community Dent Oral Epidemiol 35:292-301. 2007
    ..This paper assesses the effect of fear on a number of dental utilization behaviors and oral heath outcome in a sample of adult Floridians...
  40. ncbi request reprint Additive effects of emotional content and spatial selective attention on electrocortical facilitation
    Andreas Keil
    Department of Psychology, University of Konstanz, Germany
    Cereb Cortex 15:1187-97. 2005
    ..The data suggest that affective stimulus properties modulate the spatiotemporal process along the ventral stream, encompassing amplitude amplification and timing changes of posterior and temporal cortex...
  41. ncbi request reprint Repetition and event-related potentials: distinguishing early and late processes in affective picture perception
    Maurizio Codispoti
    University of Bologna, Italy
    J Cogn Neurosci 19:577-86. 2007
    ....
  42. ncbi request reprint Rapid picture processing: affective primes and targets
    Tobias Flaisch
    Department of Psychology, University of Konstanz, Konstanz, Germany
    Psychophysiology 45:1-10. 2008
    ..These findings are discussed within a framework of competition among successive pictures...
  43. ncbi request reprint Repetitive picture processing: autonomic and cortical correlates
    Maurizio Codispoti
    Department of Psychology, University of Bologna, Bologna, Italy
    Brain Res 1068:213-20. 2006
    ..These findings suggest that while stimulus detection and categorization, reflected in the LPP, is mandatory, autonomic modulation reflects initial orienting responses that habituate rapidly...
  44. ncbi request reprint Fleeting images: rapid affect discrimination in the visual cortex
    Markus Junghofer
    Institute for Biomagnetism and Biosignalanalysis, University of Munster, Munster, Germany
    Neuroreport 17:225-9. 2006
    ..Results further support the notion that attention and perceptual processing are in part directed by underlying motivational systems...
  45. ncbi request reprint Affective reactions to pictures of ingroup and outgroup members
    Lisa M Brown
    Department of Psychology, Austin College, 900 N Grand Avenue, Sherman, TX 75090 4440, USA
    Biol Psychol 71:303-11. 2006
    ....
  46. ncbi request reprint Large-scale neural correlates of affective picture processing
    Andreas Keil
    Department of Psychology, University of Konstanz, Germany
    Psychophysiology 39:641-9. 2002
    ..Sources of slow wave modulation were located in occipital and posterior parietal cortex, with a right-hemispheric dominance...

Research Grants5

  1. DENTAL FEAR AND ANTICIPATION OF PAIN: IMAGING THE BRAIN
    Margaret Bradley; Fiscal Year: 2005
    ..The proposed methodology is, furthermore, adaptable and can be used subsequently to address other facets (sensory and emotional) of the pain experience. ..