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Dive into the research topics where Amir Erez is active.

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Featured researches published by Amir Erez.


Journal of Applied Psychology | 2002

The nature and dimensionality of organizational citizenship behavior: a critical review and meta-analysis.

Jeffrey A. LePine; Amir Erez; Diane E. Johnson

This article reviews the literature on organizational citizenship behavior (OCB) and its dimensions as proposed by D. W. Organ (1988) and other scholars. Although it is assumed that the behavioral dimensions of OCB are distinct from one another, past research has not assessed this assumption beyond factor analysis. Using meta-analysis, the authors demonstrate that there are strong relationships among most of the dimensions and that the dimensions have equivalent relationships with the predictors (job satisfaction, organizational commitment, fairness, trait conscientiousness, and leader support) most often considered by OCB scholars. Implications of these results are discussed with respect to how the OCB construct should be conceptualized and measured in the future.


Journal of Personality and Social Psychology | 2002

Are measures of self-esteem, neuroticism, locus of control, and generalized self-efficacy indicators of a common core construct?

Timothy A. Judge; Amir Erez; Joyce E. Bono; Carl J. Thoresen

The authors present results of 4 studies that seek to determine the discriminant and incremental validity of the 3 most widely studied traits in psychology-self-esteem, neuroticism, and locus of control-along with a 4th, closely related trait-generalized self-efficacy. Meta-analytic results indicated that measures of the 4 traits were strongly related. Results also demonstrated that a single factor explained the relationships among measures of the 4 traits. The 4 trait measures display relatively poor discriminant validity, and each accounted for little incremental variance in predicting external criteria relative to the higher order construct. In light of these results, the authors suggest that measures purporting to assess self-esteem, locus of control, neuroticism, and generalized self-efficacy may be markers of the same higher order concept.


Journal of Applied Psychology | 2005

Core Self-Evaluations and Job and Life Satisfaction: The Role of Self-Concordance and Goal Attainment.

Timothy A. Judge; Joyce E. Bono; Amir Erez; Edwin A. Locke

The present study tested a model explaining how the core self-evaluations (i.e., positive self-regard) concept is linked to job and life satisfaction. The self-concordance model, which focuses on motives underlying goal pursuit, was used as an explanatory framework. Data were collected from 2 samples: (a) 183 university students (longitudinal measures of goal attainment and life satisfaction were used) and (b) 251 employees (longitudinal measures of goal attainment and job satisfaction were utilized). In both studies, the core self-evaluations concept was positively related to goal self-concordance, meaning that individuals with positive self-regard were more likely to pursue goals for intrinsic and identified (value-congruent) reasons. Furthermore, in both studies, goal self-concordance was related to satisfaction (job satisfaction in Study 1 and life satisfaction in Study 2).


Journal of Applied Psychology | 2001

Relationship of core self-evaluations to goal setting, motivation, and performance.

Amir Erez; Timothy A. Judge

A newly developed personality taxonomy suggests that self-esteem, locus of control, generalized self-efficacy, and neuroticism form a broad personality trait termed core self-evaluations. The authors hypothesized that this broad trait is related to motivation and performance. To test this hypothesis, 3 studies were conducted. Study 1 showed that the 4 dispositions loaded on 1 higher order factor. Study 2 demonstrated that the higher order trait was related to task motivation and performance in a laboratory setting. Study 3 showed that the core trait was related to task activity, productivity as measured by sales volume, and the rated performance of insurance agents. Results also revealed that the core self-evaluations trait was related to goal-setting behavior. In addition, when the 4 core traits were investigated as 1 nomological network, they proved to be more consistent predictors of job behaviors than when used in isolation.


Journal of Applied Psychology | 2002

The influence of positive affect on the components of expectancy motivation

Amir Erez; Alice M. Isen

The influence of positive affect on expectancy motivation was investigated in 2 studies. The results of Study 1 indicated that positive affect improved peoples performance and affected their perceptions of expectancy and valence. In Study 1, in which outcomes depended on chance, positive affect did not influence peoples perceptions of instrumentality. In Study 2, in which the link between performance and outcomes was specified, positive affect influenced all 3 components of expectancy motivation. Together, the results of Studies 1 and 2 indicated that positive affect interacts with task conditions in influencing motivation and that its influence on motivation occurs not through general effects, such as response bias or general activation, but rather through its influence on the cognitive processes involved in motivation.


Academy of Management Journal | 1998

The Role-Based Performance Scale: Validity Analysis of a Theory-Based Measure

Theresa M. Welbourne; Diane E. Johnson; Amir Erez

This study introduces a theory-based measure of employee performance, the Role-Based Performance Scale (RBPS), that is supported with results from a validation study using ten data sets from six co...


Pediatrics | 2015

The Impact of Rudeness on Medical Team Performance: A Randomized Trial.

Arieh Riskin; Amir Erez; Trevor Foulk; Amir Kugelman; Ayala Gover; Irit Shoris; Kinneret S. Riskin; Peter A. Bamberger

BACKGROUND AND OBJECTIVES: Iatrogenesis often results from performance deficiencies among medical team members. Team-targeted rudeness may underlie such performance deficiencies, with individuals exposed to rude behavior being less helpful and cooperative. Our objective was to explore the impact of rudeness on the performance of medical teams. METHODS: Twenty-four NICU teams participated in a training simulation involving a preterm infant whose condition acutely deteriorated due to necrotizing enterocolitis. Participants were informed that a foreign expert on team reflexivity in medicine would observe them. Teams were randomly assigned to either exposure to rudeness (in which the expert’s comments included mildly rude statements completely unrelated to the teams’ performance) or control (neutral comments). The videotaped simulation sessions were evaluated by 3 independent judges (blinded to team exposure) who used structured questionnaires to assess team performance, information-sharing, and help-seeking. RESULTS: The composite diagnostic and procedural performance scores were lower for members of teams exposed to rudeness than to members of the control teams (2.6 vs 3.2 [P = .005] and 2.8 vs 3.3 [P = .008], respectively). Rudeness alone explained nearly 12% of the variance in diagnostic and procedural performance. A model specifying information-sharing and help-seeking as mediators linking rudeness to team performance explained an even greater portion of the variance in diagnostic and procedural performance (R2 = 52.3 and 42.7, respectively). CONCLUSIONS: Rudeness had adverse consequences on the diagnostic and procedural performance of the NICU team members. Information-sharing mediated the adverse effect of rudeness on diagnostic performance, and help-seeking mediated the effect of rudeness on procedural performance.


Pediatrics | 2017

Rudeness and Medical Team Performance

Arieh Riskin; Amir Erez; Trevor Foulk; Kinneret S. Riskin-Geuz; Amitai Ziv; Rina Sela; Liat Pessach-Gelblum; Peter Bamberger

OBJECTIVES: Rudeness is routinely experienced by medical teams. We sought to explore the impact of rudeness on medical teams’ performance and test interventions that might mitigate its negative consequences. METHODS: Thirty-nine NICU teams participated in a training workshop including simulations of acute care of term and preterm newborns. In each workshop, 2 teams were randomly assigned to either an exposure to rudeness (in which the comments of the patient’s mother included rude statements completely unrelated to the teams’ performance) or control (neutral comments) condition, and 2 additional teams were assigned to rudeness with either a preventative (cognitive bias modification [CBM]) or therapeutic (narrative) intervention. Simulation sessions were evaluated by 2 independent judges, blind to team exposure, who used structured questionnaires to assess team performance. RESULTS: Rudeness had adverse consequences not only on diagnostic and intervention parameters (mean therapeutic score 3.81 ± 0.36 vs 4.31 ± 0.35 in controls, P < .01), but also on team processes (such as information and workload sharing, helping and communication) central to patient care (mean teamwork score 4.04 ± 0.34 vs 4.43 ± 0.37, P < .05). CBM mitigated most of these adverse effects of rudeness, but the postexposure narrative intervention had no significant effect. CONCLUSIONS: Rudeness has robust, deleterious effects on the performance of medical teams. Moreover, exposure to rudeness debilitated the very collaborative mechanisms recognized as essential for patient care and safety. Interventions focusing on teaching medical professionals to implicitly avoid cognitive distraction such as CBM may offer a means to mitigate the adverse consequences of behaviors that, unfortunately, cannot be prevented.


Journal of Management | 2017

Not What You Expected to Hear: Accented Messages and Their Effect on Choice

Beth A. Livingston; Pauline Schilpzand; Amir Erez

In this article we address the increasingly important yet understudied phenomenon of nonnative accentedness on decision making. In three experimental studies, we investigated whether messages about a company delivered in nonstandard-American-accented speech influenced choice. In Study 1, we found that individuals were more likely to choose a company or a product when a message was read in a standard American English accent than when the message was delivered with a Mandarin Chinese or a French accent. In Study 2, we found that expectations regarding company messages are violated when speakers have accents and that, in turn, expectation violations mediated the relationship between accent and choice. In Study 3, we replicated the findings of the effect of accent on choice using Indian and British accents. We also hypothesized and found support for a conditional indirect effects model such that implicit pro-American bias moderated the indirect relationship between accent and choice as mediated by expectation violations. Theoretical and practical implications of this topic of study are discussed.


Cognition & Emotion | 2018

Feeling happy and (over)confident: the role of positive affect in metacognitive processes

Yael Sidi; Rakefet Ackerman; Amir Erez

ABSTRACT The relationship between affect and metacognitive processes has been largely overlooked in both the affect and the metacognition literatures. While at the core of many affect-cognition theories is the notion that positive affective states lead people to be more confident, few studies systematically investigated how positive affect influences confidence and strategic behaviour. In two experiments, when participants were free to control answer interval to general knowledge questions (e.g. question: “in what year”, answer: “it was between 1970 and 1985”), participants induced with positive affect outperformed participants in a neutral affect condition. However, in Experiment 1 positive affect participants showed larger overconfidence than neutral affect participants. In Experiment 2, enhanced salience of social cues eliminated this overconfidence disadvantage of positive affect relative to neutral affect participants, without compromising their enhanced performance. Notably, in both experiments, positive affect led to compromised social norms regarding the answers’ informativeness. Implications for both affect and metacognition are discussed.

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Trevor Foulk

College of Business Administration

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Christine L. Porath

University of Southern California

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Arieh Riskin

Rappaport Faculty of Medicine

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