Emotional expression in criminals.
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An object may be gradually changed into another object by a technique called "morphing" as in the current study. Although in some studies, such as by Coren and Russell, subjects were asked to rate psychologically synthesized facial images seen in a stereoscope, there do not seem to be any studies in which facial images were physically synthesized as morphed images. Our question then was how subjects would rate them. Multidimensional scaling indicated that ratings of facial images, physically synthesized by morphing, showed essentially the same configuration as those of psychologically synthesized faces and that our results conformed to the well-known dimensions of emotional space. In contrast, ratings of fear might not conform to the dimensional emotional space, suggesting cultural differences in emotion between Japan and the United States.
This study examined the relationship between facial expression and social functioning in schizophrenic, depressed, right-brain-damaged, Parkinson's disease, and normal adult participants. Raters evaluated general intensity and amount of positive and negative facial emotion while participants were producing monologues regarding pleasant and unpleasant experiences. Social functioning items were derived from three standardized inventories. Overall, patient groups displayed more negative and less positive emotion than normals, and the schizophrenic and right-brain-damaged groups showed less intense expressions than normals. Correlational analyses suggested that the more intense the facial expressions, the better the social functioning, and that the more negative emotion displayed, the poorer the social functioning.
Exploration of the relative roles of family dynamics and release of constrained, negative emotion in changing pain and depressive symptoms. Eighteen patients presenting mild to moderate depression and diagnoses of psychogenic pain disorder were randomly assigned to 1 of 2 treatment groups. One group was designed to facilitate the release of constrained and overcontrolled negative affect while the other was designed to provide information about pain and depression. Findings suggest that initial incongruity between patient's and significant other's ratings of family relationships retard changes in pain status and depressive symptoms. No significant differences were noted between patients who were taught to express negative feelings and those who were taught simply to understand those feelings. Results are discussed in terms of theories about family dynamics in the initiation and maintenance of pain conditions and in terms of the role of constrained affect as a precursor to both psychogenic pain and depression.
Previous studies on aversive learning have suggested a right hemispheric advantage for eliciting autonomic reactions to a masked conditioned facial stimulus (CS) depicting anger. The present study investigated the effects of visual field (VF), stimulus awareness, and emotional valence of the CSs on indicators of conditioning (bilateral SCRs, HR) using a differential conditioning paradigm (N = 41). In Group 1, four different negatively valenced facial expressions (CS+) but not four positively valenced CS- were associated with an unconditioned stimulus (US, aversive vocalization, 97 dB, 3 s) during acquisition. Group 2 received a treatment reversal with positive CS+ associated with the US. In a repeated measures design, CSs were presented with or without awareness during extinction (two weeks interval, order counterbalanced). SOAs were adapted for each subject and condition prior to the experiment so that identification performance was approaching chance level. The results revealed that both negative and positive facial expressions could be aversively conditioned providing evidence for a generalization of learning in the valence dimension. During extinction, preattentive negative CS+ presented to the left VF showed a trend towards greater electrodermal and cardiac reactions. However, no such effect emerged under full awareness of the CSs. These results confirm and further specify the nature of hemispheric asymmetries in emotional associative learning.
Acute schizophrenics, chronic schizophrenics, psychiatric controls and patients with a depressive illness were asked to judge which of two faces in photographs was the more friendly. Acute schizophrenics disagreed significantly with the other three groups of subjects whilst agreeing with them on a control task of perceptual judgement involving colours. In a second experiment a new group of acute schizophrenics disagreed with remitted psychotics and psychotic depressives in judging friendliness and meanness but agreed with these control groups in judging age of the faces. The findings are presented as a potentially fruitful area for research on psychological deficits in schizophrenia.
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Research has shown that writing about emotional topics can positively influence physical and mental health. The current study tested the efficacy of an e-mail-based writing treatment and shows how such an implementation can aid in the search for moderators. Participants (N = 546) were randomly assigned to either a long- or short-interval traumatic writing condition or to a nonemotional writing control condition. In contrast to previous disclosure research, participants received and submitted their writing responses via e-mail. Health outcomes were assessed weekly for 5 weeks after treatment and were reported at the conclusion of the study. Results supported the effectiveness of an e-mail-based writing treatment in producing positive health outcomes and successfully identified several moderators of the writing treatment effect. The moderators implicated varied depending on the nature of the health outcome assessment.
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Individuals with borderline personality disorder (BPD) have been hypothesized to exhibit significant problems associated with emotional sensitivity. The current study examined emotional sensitivity (i.e., low threshold for recognition of emotional stimuli) in BPD by comparing 20 individuals with BPD and 20 normal controls on their accuracy in identifying emotional expressions. Results demonstrated that, as facial expressions morphed from neutral to maximum intensity, participants with BPD correctly identified facial affect at an earlier stage than did healthy controls. Participants with BPD were more sensitive than healthy controls in identifying emotional expressions in general, regardless of valence. These findings could not be explained by participants with BPD responding faster with more errors. Overall, results appear to support the contention that heightened emotional sensitivity may be a core feature of BPD.
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Health benefits derived from personal trauma disclosure are well established. This study examined whether disclosing emotions generated by imaginative immersion in a novel traumatic event would similarly enhance health and adjustment. College women, preselected for trauma presence, were randomly assigned to write about real traumas, imaginary traumas, or trivial events. Yoked real-trauma and imaginary-trauma participants wrote about real-trauma participants' experiences. Imaginary-trauma participants were significantly less depressed than real-trauma participants at immediate posttest, but they were similarly angry, fearful, and happy. Compared with control group participants, both trauma groups made significantly fewer illness visits at 1-month follow-up; however, real-trauma participants reported more fatigue and avoidance than did the other groups. Imaginary-trauma group effects could reflect catharsis, emotional regulation, or construction of resilient possible selves.
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