Rhiana Wegner
Wayne State University
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Featured researches published by Rhiana Wegner.
Trauma, Violence, & Abuse | 2014
Antonia Abbey; Rhiana Wegner; Jacqueline Woerner; Sheri E. Pegram; Jennifer Pierce
This article systematically reviews empirical studies that examine associations between alcohol consumption and men’s sexual aggression with the goal of identifying major findings; gaps in current knowledge; and directions for future research, practice, and policy. We identified 25 cross-sectional surveys, 6 prospective studies, and 12 alcohol administration experiments published between 1993 and August 2013 with male college students and young adult (nonincarcerated) samples. Many cross-sectional surveys have demonstrated that distal and proximal measures of men’s alcohol consumption are positively associated with sexual assault perpetration, although very few of these studies evaluated how alcohol interacts with other risk and protective factors to exacerbate or inhibit sexual aggression. There are surprisingly few surveys that examine alcohol’s effects at the event level and over short-time intervals to identify how changes in alcohol consumption are associated with changes in perpetration status. Alcohol administration studies suggest some important mechanisms that warrant additional investigation.
Journal of Trauma & Dissociation | 2010
Angela J. Jacques-Tiura; Rifky Tkatch; Antonia Abbey; Rhiana Wegner
Although the general trauma literature links disclosure of abuse to positive psychological and physical health outcomes, findings for sexual assault survivors are mixed. Supportive responses can reaffirm self-worth; however, negative responses can increase feelings of shame and isolation. This study examined the effects of disclosure in a community sample of Caucasian and African American sexual assault survivors who completed computer-assisted self-interviews. Among the 58.6% of survivors who had disclosed to someone (n = 136), 96% had disclosed to at least 1 informal and 24% at least 1 formal support provider. The experiences of African American and Caucasian survivors were similar in many ways. Participants received more positive than negative responses from others, although only negative responses were related to posttraumatic stress disorder symptoms, and particularly so for African American participants. Regretting disclosure and disclosure to formal providers were also related to posttraumatic stress disorder symptoms. Suggestions are made for programs to decrease negative responses to disclosure.
Health Psychology | 2016
Todd Lucas; Mark A. Lumley; John M. Flack; Rhiana Wegner; Jennifer Pierce; Stefan M.M. Goetz
OBJECTIVE According to worldview verification theory, inconsistencies between lived experiences and worldviews are psychologically threatening. These inconsistencies may be key determinants of stress processes that influence cardiovascular health disparities. This preliminary examination considers how experiencing injustice can affect perceived racism and biological stress reactivity among African Americans. Guided by worldview verification theory, it was hypothesized that responses to receiving an unfair outcome would be moderated by fairness of the accompanying decision process, and that this effect would further depend on the consistency of the decision process with preexisting justice beliefs. METHOD A sample of 118 healthy African American adults completed baseline measures of justice beliefs, followed by a laboratory-based social-evaluative stressor task. Two randomized fairness manipulations were implemented during the task: participants were given either high or low levels of distributive (outcome) and procedural (decision process) justice. Glucocorticoid (cortisol) and inflammatory (C-reactive protein) biological responses were measured in oral fluids, and attributions of racism were also measured. RESULTS The hypothesized 3-way interaction was generally obtained. Among African Americans with a strong belief in justice, perceived racism, cortisol, and C-reactive protein responses to low distributive justice were higher when procedural justice was low. Among African Americans with a weak belief in justice however, these responses were higher when a low level of distributive justice was coupled with high procedural justice. CONCLUSIONS Biological and psychological processes that contribute to cardiovascular health disparities are affected by consistency between individual-level and contextual justice factors. (PsycINFO Database Record
Violence Against Women | 2015
Rhiana Wegner; Antonia Abbey; Jennifer Pierce; Sheri E. Pegram; Jacqueline Woerner
Perpetrators use rape supportive attitudes and sexual assault incident characteristics to justify forcing sex on their victims. Perpetrators who can justify their behaviors are at increased risk for future perpetration. This study examined the relationships between rape supportive attitudes, sexual assault incident characteristics, and the post-assault justifications of 183 men sampled from the community who self-reported committing at least one act of sexual aggression. Hierarchical multiple regression analyses indicated that rape supportive attitudes, expectations for having sex, misperceptions of sexual intent, victims’ alcohol consumption, attempts to be alone with her, and the number of consensual sexual activities prior to the unwanted sex were significant predictors of perpetrators’ post-assault use of justifications. Greater use of justifications was a significant predictor of sexual aggression over a 1-year follow-up interval. These findings demonstrate the need for further research exploring when and why perpetrators use post-assault justifications and whether they are amenable to change.
Violence Against Women | 2014
Rhiana Wegner; Jennifer Pierce; Antonia Abbey
Although most sexual assaults are committed by men who know their victims, few researchers have considered how characteristics of perpetrators and incidents differ depending on the victim–perpetrator relationship. This study addresses this gap with a community sample of 204 men who reported committing a sexually aggressive act in an audio computer-assisted self-interview. 2 (Relationship Type: Committed vs. Casual) × 2 (Sexual Precedence: Yes vs. No) ANOVAs revealed significant main effects of relationship type and sexual precedence associated with individual difference and incident characteristics. These findings demonstrate the importance of developing theories and prevention programs tailored for different relationship contexts.
Psychosomatic Medicine | 2017
Todd Lucas; Rhiana Wegner; Jennifer Pierce; Mark A. Lumley; Heidemarie K. Laurent; Douglas A. Granger
Objective Understanding individual differences in the psychobiology of the stress response is critical to grasping how psychosocial factors contribute to racial and ethnic health disparities. However, the ways in which environmentally sensitive biological systems coordinate in response to acute stress is not well understood. We used a social-evaluative stress task to investigate coordination among the autonomic nervous system, hypothalamic-pituitary-adrenal axis, and immune/inflammatory system in a community sample of 85 healthy African American men and women. Methods Six saliva samples, 2 at each of baseline, event, and recovery phases of the stressor task, were assayed for cortisol, dehydroepiandrosterone-sulfate, salivary alpha-amylase, and salivary C-reactive protein. Individual differences in perceived discrimination and racial identity were also measured. Results Factor analysis demonstrated that stress systems were largely dissociated before stressor exposure but became aligned during event and recovery phases into functional biological stress responses (factor loadings ≥ .58). Coordinated responses were related to interactions of perceived discrimination and racial identity: when racial identity was strong, highly perceived discrimination was associated with low hypothalamic-pituitary-adrenal axis activity at baseline (Bs = .68–.72, p < .001), low stress mobilization during the task (Bs = .46–.62, p < .049), and a robust inflammatory response (salivary C-reactive protein) during recovery (Bs = .72–.94, p < .002). Conclusion Culturally relevant social perceptions may be linked to a specific pattern of changing alignment in biological components of the stress response. Better understanding these links may significantly advance understanding of stress-related illnesses and disparities.
Violence Against Women | 2015
Antonia Abbey; Rhiana Wegner
The goals of this article are to review the major findings from alcohol administration studies that use sexual aggression proxies and to encourage additional experimental research that evaluates hypotheses about the role of alcohol in the etiology of men’s sexual aggression. Experiments allow participants to be randomly assigned to drink conditions, therefore ensuring that any differences between drinkers and nondrinkers can be attributed to their alcohol consumption. One of the biggest challenges faced by experimental researchers is the identification of valid operationalizations of key constructs. The tension between internal and external validity is particularly problematic for violence researchers because they cannot allow participants to engage in the target behavior in the laboratory. The strengths and limitations associated with written vignettes, audiotapes, videotapes, and confederate proxies for sexual aggression are described. Suggestions are made for future research to broaden the generalizability of the findings from experimental research.
American Journal of Public Health | 2015
Angela J. Jacques-Tiura; Antonia Abbey; Rhiana Wegner; Jennifer Pierce; Sheri E. Pegram; Jacqueline Woerner
OBJECTIVES We extended past research on sexual violence etiology by examining the impact of perceived pressure to have sex by any means and the types of objectifying and egalitarian language that friends used when discussing women. METHODS We examined a community sample of young single men interested in dating women (n = 423) who completed audio computer-assisted self-interviews at baseline (spring/summer 2008) and 1 year later (spring/summer 2009). We used hierarchical logistic regression analyses that controlled for baseline sexual aggression. RESULTS Approximately one quarter of participants (n = 108) reported that they made a woman engage in some type of sexual activity during the past year when they knew she was unwilling or unable to consent. Past-year perpetrators perceived more pressure from their friends to have sex by any means, felt less comfortable with their friends making egalitarian statements about women, and used more objectifying statements when describing how their friends talked about women compared with nonperpetrators. Seventy-eight percent of men were correctly classified by these predictors. CONCLUSIONS Mens discussions with each other about women could foster an environment that encourages or discourages sexual violence. We discussed future research and prevention implications.
Psychology of Violence | 2018
Antonia Abbey; Sheri E. Pegram; Jacqueline Woerner; Rhiana Wegner
Objective: To provide evidence regarding the construct validity of a sexual aggression proxy in which male participants go on multiple virtual dates with a woman. A unique strength of this proxy is participants’ opportunity to make choices throughout the simulation about how they interact with their virtual date. These decisions determine their exposure to the female agent’s sexual refusals. Method: Piloting included focus groups (n = 82), surveys (n = 95), and cognitive interviews (n = 32). To establish construct validity, 87 male participants completed 2 separate sessions: a) an online survey with measures of discriminant and convergent validity; and b) a lab session in which they went on multiple dates that included nonsexual options, sexual options that the female agent accepted, and sexual options she refused. Sexual aggression was operationalized as the total number of sexual refusals that participants’ received. Results: There was strong correlational evidence for discriminant and convergent validity. As hypothesized, there were some differences in the risk factors associated with refusals received on casual as compared to steady dates. Additionally, the number of refusals received was associated with the types of thoughts and actions commonly reported by perpetrators. Conclusions: This simulation provides a new approach for examining sexual aggression in controlled experiments that vary factors within the simulation such as the man’s and woman’s intoxication and past sexual history. Because what happens is based on each individual’s responses, it could be adapted for use in prevention and treatment programs.
Journal of Interpersonal Violence | 2018
Jennifer Pierce; Antonia Abbey; Rhiana Wegner
Childhood emotional maltreatment has been linked to a wide range of deleterious physical and psychological adult health outcomes. The present study extends past research by examining the effects of childhood emotional maltreatment on young adult men’s life satisfaction through its effects on hostility and perceptions of social relationships. Participants were 423 single men who completed two interviews 1 year apart. As hypothesized, the association between self-reported childhood emotional maltreatment and adult life satisfaction was mediated through general hostility, rejection sensitivity in romantic relationships, and perceptions of male friends’ social support. These findings suggest that interventions which address distorted perceptions of romantic partners and friends might reduce the negative impact of childhood emotional maltreatment.