Tara K. MacDonald
Queen's University
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Featured researches published by Tara K. MacDonald.
Journal of Personality and Social Psychology | 2000
Tara K. MacDonald; Geoffrey T. Fong; Mark P. Zanna; Alanna M. Martineau
We tested 2 competing theories about the effects of alcohol on intentions to engage in risky behavior. Disinhibition predicts that intoxicated people will exhibit risky behavior regardless of environmental cues, whereas alcohol myopia (C. M. Steele & R. A. Josephs, 1990) predicts that intoxicated people will be more or less likely to exhibit risky behavior, depending on the cues provided. In 4 studies, we found an interaction between intoxication and cue type. When impelling cues were present, intoxicated people reported greater intentions to have unprotected sex than did sober people. When subtle inhibiting cues were present, intoxicated and sober people reported equally cautious intentions (Studies 1-3). When strong inhibiting cues were present, intoxicated people reported more prudent intentions than did sober people (Study 4). We suggest that alcohol myopia provides a more comprehensive account of the effects of alcohol than does disinhibition.
Health Psychology | 2000
Tara K. MacDonald; Geoff MacDonald; Mark P. Zanna; Geoffrey T. Fong
Data from 7 studies were aggregated to examine how reported sexual arousal and alcohol intoxication interact to affect attitudes and intentions toward engaging in unprotected sexual intercourse in college-age men (N = 358). When participants were in a sober or placebo condition, their self-reports of sexual arousal had no effect on their responses. When participants were intoxicated, however, those who felt sexually aroused reported more favorable attitudes, thoughts, and intentions toward having unprotected sex than did those who did not feel aroused. These findings support alcohol myopia theory (C. M. Steele & R. A. Josephs, 1990), which states that alcohol intoxication restricts attentional capacity so that people are highly influenced by the most salient cues in their environment. It is suggested that sexual arousal is a powerful internal cue that interacts with alcohol intoxication to enhance attitudes and intentions toward risky sexual behaviors.
Personality and Social Psychology Bulletin | 1999
Tara K. MacDonald; Michael Ross
In two longitudinal studies, university students, their roommates, and parents assessed the quality and forecast the longevity of the students’ dating relationships. The longitudinal nature of this research allowed assessment of the relative accuracy of predictions offered by students and observers. Students assessed their relationships more positively, focusing primarily on the strengths of their relationships, and made more optimistic predictions than did parents and roommates. Although students were more confident in their predictions, their explicit forecasts tended to be less accurate than those of the two observer groups. Students, however, possessed information that could have yielded more accurate forecasts: In comparison to parents’ and roommates’ evaluations of relationship quality, students’ assessments of relationship quality were more predictive of stability at 1 year. Implications of these findings for understanding biases and accuracy in prediction are discussed.
Personality and Social Psychology Bulletin | 1998
Tara K. MacDonald; Mark P. Zanna
Cross-dimension ambivalence refers to the experience of evaluating an attitude object positively on one dimension (e.g., admiration) but negatively on another (e.g., affection). In two studies, the authors examined cross-dimension ambivalence toward feminists. In Study 1, they found that, as expected, males exhibiting ambivalence toward feminists tended to rate them positively on the dimension of admiration but negatively on the dimension of affection. In Study 2, the authors primed participants by having them attend to positive agentic qualities or negative interpersonal qualities in an audio recording of a job interview. They were then asked to rate three resumes, one of which described a feminist. Participants exhibiting cross-dimension ambivalence toward feminists who received the positive prime reported more liking for, and great intentions to hire, the feminist than did ambivalent people receiving the negative prime. Nonambivalent participants, however, were unaffected by the priming manipulation. Implications of this research are discussed.
Personality and Social Psychology Bulletin | 2006
Michaela Hynie; Tara K. MacDonald; Sandra Marques
Two prospective studies examined the self-regulatory role of anticipated negative self-conscious emotions (ANSCE) in the theory of planned behavior. In Study 1, 147 undergraduates reported condom attitudes, perceived norms, self-efficacy, ANSCE (shame and guilt) should they not use condoms, and intentions to use condoms during the coming 6 weeks. At a 6-week follow-up, ANSCE predicted condom use intentions and behavior and partially mediated the effect of attitudes and norms on both. Study 2 experimentally tested the social nature of self-consciousness in ANSCE; 61 female undergraduates read a scenario priming the private-self or social-self or were assigned to a no-scenario control. They reported condom attitudes, perceived control, ANSCE, condom use intentions, and a 6-week follow-up. ANSCE again predicted condom use intentions. A test of moderated mediation indicated that ANSCE influenced condom intentions more in the social-self condition than in the control condition. Implications of these findings are discussed.
Journal of Personality and Social Psychology | 2006
Katherine B. Starzyk; Ronald R. Holden; Leandre R. Fabrigar; Tara K. MacDonald
The authors developed and evaluated the psychometric properties of the 18-item Personal Acquaintance Measure (PAM) and investigated how the PAM relates to self- other agreement in personality ratings. Results support that 6 factors represent the PAM (Duration, Frequency of Interaction, Knowledge of Goals, Physical Intimacy, Self-Disclosure, Social Network Familiarity), which showed evidence of internal consistency, test-retest reliability over 3 weeks, sensitivity to known group differences, discriminant validity from socially desirable responding, and convergent validity with other relationship inventories. Results also show that the PAM positively predicted self-other agreement. The authors discuss the implications of these findings for the PAM and research in person perception, although this measure may also be used in other research areas.
Journal of Personality | 2010
Katherine L. Waller; Tara K. MacDonald
We hypothesized that the effect of initiator status on post breakup distress would vary as a function of trait self-esteem, such that individuals with low self-esteem would experience more distress after being rejected by their partners, whereas, among individuals with high self-esteem, initiator status would not predict distress. We used a prospective design in which university students (N=66) were assessed for emotional responses following the dissolution of their real-life romantic relationships, as well as a laboratory design in which students (N=190) imagined breaking up with their partners. As predicted, participants with lower trait self-esteem exhibited greater distress after experiencing or imagining a romantic rejection than after ending or imagining themselves ending their relationships. Conversely, distress experienced by those with high trait self-esteem did not differ as a function of who ended the relationship. Implications for understanding self-esteem processes and the effects of romantic rejection are discussed.
Vaccine | 2016
Kimberly Corace; Jocelyn A. Srigley; Daniel P. Hargadon; Dorothy Yu; Tara K. MacDonald; Leandre R. Fabrigar; Gary Garber
BACKGROUND Influenza vaccination of healthcare workers (HCW) is important for protecting staff and patients, yet vaccine coverage among HCW remains below recommended targets. Psychological theories of behavior change may help guide interventions to improve vaccine uptake. Our objectives were to: (1) review the effectiveness of interventions based on psychological theories of behavior change to improve HCW influenza vaccination rates, and (2) determine which psychological theories have been used to predict HCW influenza vaccination uptake. METHODS MEDLINE, EMBASE, CINAHL, PsycINFO, The Joanna Briggs Institute, SocINDEX, and Cochrane Database of Systematic Reviews were searched for studies that applied psychological theories of behavior change to improve and/or predict influenza vaccination uptake among HCW. RESULTS The literature search yielded a total of 1810 publications; 10 articles met eligibility criteria. All studies used behavior change theories to predict HCW vaccination behavior; none evaluated interventions based on these theories. The Health Belief Model was the most frequently employed theory to predict influenza vaccination uptake among HCW. The remaining predictive studies employed the Theory of Planned Behavior, the Risk Perception Attitude, and the Triandis Model of Interpersonal Behavior. The behavior change framework constructs were successful in differentiating between vaccinated and non-vaccinated HCW. Key constructs identified included: attitudes regarding the efficacy and safety of influenza vaccination, perceptions of risk and benefit to self and others, self-efficacy, cues to action, and social-professional norms. The behavior change frameworks, along with sociodemographic variables, successfully predicted 85-95% of HCW influenza vaccination uptake. CONCLUSION Vaccination is a complex behavior. Our results suggest that psychological theories of behavior change are promising tools to increase HCW influenza vaccination uptake. Future studies are needed to develop and evaluate novel interventions based on behavior change theories, which may help achieve recommended HCW vaccination targets.
Journal of Hospital Infection | 2015
Jocelyn A. Srigley; K. Corace; Daniel P. Hargadon; Dorothy Yu; Tara K. MacDonald; Leandre R. Fabrigar; Gary Garber
BACKGROUND Despite the importance of hand hygiene in preventing transmission of healthcare-associated infections, compliance rates are suboptimal. Hand hygiene is a complex behaviour and psychological frameworks are promising tools to influence healthcare worker (HCW) behaviour. AIM (i) To review the effectiveness of interventions based on psychological theories of behaviour change to improve HCW hand hygiene compliance; (ii) to determine which frameworks have been used to predict HCW hand hygiene compliance. METHODS Multiple databases and reference lists of included studies were searched for studies that applied psychological theories to improve and/or predict HCW hand hygiene. All steps in selection, data extraction, and quality assessment were performed independently by two reviewers. FINDINGS The search yielded 918 citations; seven met eligibility criteria. Four studies evaluated hand hygiene interventions based on psychological frameworks. Interventions were informed by goal setting, control theory, operant learning, positive reinforcement, change theory, the theory of planned behaviour, and the transtheoretical model. Three predictive studies employed the theory of planned behaviour, the transtheoretical model, and the theoretical domains framework. Interventions to improve hand hygiene adherence demonstrated efficacy but studies were at moderate to high risk of bias. For many studies, it was unclear how theories of behaviour change were used to inform the interventions. Predictive studies had mixed results. CONCLUSION Behaviour change theory is a promising tool for improving hand hygiene; however, these theories have not been extensively examined. Our review reveals a significant gap in the literature and indicates possible avenues for novel research.
Basic and Applied Social Psychology | 2009
Anna Ebel-Lam; Tara K. MacDonald; Mark P. Zanna; Geoffrey T. Fong
We manipulated both alcohol intoxication and sexual arousal and presented male participants (N = 79) with a video vignette in which two undergraduates decide whether to have unprotected sexual intercourse. Participants were asked what they would do if they were in a similar situation, and we found that among sober participants, those assigned to a sexually arousing or neutral condition did not differ in their intentions to engage in unprotected sexual intercourse. Among intoxicated participants (M blood alcohol level = 0.08%), however, those assigned to the sexually arousing condition reported that they were more likely to have unprotected sex than did those assigned to the neutral cue condition. These findings support alcohol myopia theory (Steele & Josephs, 1990) and are consistent with prior nonexperimental work (MacDonald, MacDonald, Zanna, & Fong, 2000). Through the use of an experimental design, this study makes a new contribution by demonstrating that sexual arousal and alcohol intoxication interact to exert a causal influence on intentions to engage in risky sexual behavior.