In this article, we attempt to distinguish between the properties of moderator and mediator variables at a number of levels. First, we seek to make theorists and researchers aware of the importance of not using the terms moderator and mediator…
Industrial and Organizational Psychology
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The authors conducted meta-analyses to assess (a) relations among affective, continu- ance, and normative commitment to the organization and (b) relations between the three forms of commitment and variables identified as their antecedents,…
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Cognitive evaluation theory, which explains the effects of extrinsic motivators on intrinsic motivation, received some initial attention in the organizational literature. However, the sim- ple dichotomy between intrinsic and extrinsic motivation…
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This chapter reviews literature from approximately mid-1993 through early 1996 in the areas of performance and criteria, validity, statistical and equal opportunity issues, selection for work groups, person-organization fit, applicant reactions to…
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This study examined the mediating role of service climate in the prediction of employee performance and customer loyalty. Contact employees (N=342) from 114 service units (58 hotel front desks and 56 restaurants) provided information about…
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This study provided a comprehensive examination of the full range of transformational, transactional, and laissez-faire leadership. Results (based on 626 correlations from 87 sources) revealed an overall validity of .44 for transformational…
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The job demands-resources (JD-R) model proposes that working conditions can be categorized into 2 broad categories, job demands and job resources. that are differentially related to specific outcomes. A series of LISREL analyses using self-reports…
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The field of organizational justice continues to be marked by several important research questions, including the size of relationships among justice dimensions, the relative importance of different justice criteria, and the unique effects of…
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The authors reviewed more than 70 studies concerning employees' general belief that their work organization values their contribution and cares about their well-being (perceived organizational support; POS). A meta-analysis indicated that 3 major…
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This article provides a qualitative review of the trait perspective in leadership research, followed by a meta-analysis. The authors used the five-factor model as an organizing framework and meta-analyzed 222 correlations from 73 samples. Overall,…
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In the first Annual Review of Psychology chapter since 1977 devoted exclusively to work motivation, we examine progress made in theory and research on needs, traits, values, cognition, and affect as well as three bodies of literature dealing with…
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Discusses the components that influence organizational commitment of employees. Desire for commitment; Continuance commitment; Measurement of a sense of obligation.
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This review examines recent theoretical and empirical developments in the leadership literature, beginning with topics that are currently receiving attention in terms of research, theory, and practice. We begin by examining authentic leadership and…
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Work engagement: a positive, fulfilling, affective- motivational state of work-related well-being that is characterized by vigour, dedication, and absorption. most scholars agree that engaged employees have high levels of energy and identify…
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Although one of the main reasons for the interest in organizational citizenship behaviors (OCBs) is the potential consequences of these behaviors, no study has been reported that summarizes the research regarding the relationships between OCBs and…
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Organizational commitment has been conceptualized and measured in various ways. The two studies reported here were conducted to test aspects of a three-component model of commitment which integrates these various conceptualizations. The affective…
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Job demands, job resources, and their relationship with burnout and engagement: a multi-sample studyThis study focuses on burnout and its positive antipodeengagement. A model is tested in which burnout and engagement have different predictors and different possible consequences. Structural equation modeling was used to simultaneously analyze data…
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This meta-analysis investigated the relationships between personjob (PJ), personorganization (PO), persongroup, and personsupervisor fit with preentry (applicant attraction, job acceptance, intent to hire, job offer) and postentry individual-level…
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Because measures of person-organization (P-O) fit are accountable to the same psychometric and legal standards used for other employment tests when they are used for personnel decision making, the authors assessed the criterion-related validity of…
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This study sought to unify the team composition literature by using meta-analytic techniques to estimate the relationships between specified deep-level team composition variables (i.e., personality factors, values, abilities) and team performance.…
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Student (Bachelor)Alma Mater Studiorum - Università di Bologna