Panagiotis Gkorezis

• PhD
• Associate Professor at Aristotle University of Thessaloniki

Perceived overqualification has attracted increasing attention in the literature. However, less is known about its effect on teachers’ outcomes. Using conservation of resources (COR) theory as the theoretical basis, this study sheds light on why and when teachers’ perceived overqualification influences their intention to leave the profession. In do...

Purpose Recently, an increasing stream of research has investigated the effect of leadership on employee silence in health care organizations. Drawing upon self-determination theory, this study aims to examine the unexplored relationship between empowering leadership and nurses’ silence toward patient safety via psychological empowerment. Design/m...

Purpose: Using conservation of resources (COR) theory as our theoretical basis, we investigate how nurses' perceived overqualification influences their service behavior. In doing so, we highlight nurses' silence toward patient safety and praise from patients as a mediator and moderator, respectively. Design/methodology/approach: Data were collec...

Purpose Organizational exploration has recently emerged in the literature as an essential aspect of contemporary organizations. However, little is known about its antecedents and, specifically, the role of contemporary leadership styles. The present study investigates the relationship between empowering leadership and organizational exploration. In...

Purpose Prior studies have shown various mediating and moderating mechanisms regarding the effect of employees' perceived overqualification on intention to leave (ITL). Nonetheless, only a few empirical studies have shed light on the negative underlying processes that explain this relationship. Furthermore, less is known about the role of high-perf...

Background: Health sciences educators should increase the critical thinking of their students as this may improve the quality of care. However, this is rarely considered as a critical point in teaching, despite studies identifying factors such as the learning environment and emotional intelligence as increasing critical thinking at an undergraduat...

Background: Informational behavior is the set of actions of the user that concerns the awareness of his needs for information, the selection of information sources, the search, retrieval, and use of information. The interpretation of information behavior is based on models that have been developed in the course of research. Current research on phys...

Aims To examine the associations between nurse work environment with nurses’ silence about patient safety and the mediating effects of professional discrimination experienced by nurses. Design Multicentre cross-sectional study. Methods Between January and April 2019, 607 nurses and nursing assistants from seven hospitals in Greece assessed their...

For the full text you can visit the following site: https://onlinelibrary.wiley.com/doi/epdf/10.1111/jonm.13405 Aim: To investigate the relationship between nurses' harmonious work passion and work-related internet information seeking. In doing so, we examine intrinsic motivation as an underlying mechanism of this relationship. Background: Nur...

Supervisor humor has been shown to be related to various employee outcomes. In this vein, prior research has demonstrated the positive role of supervisor humor in increasing employee job performance. However, little is known about the mediating and moderating mechanisms that explain this relationship. Addressing this gap, the present study develops...

Recently, gamification and gamified assessment methods have attracted increasing attention among both scholars and practitioners in recruitment and selection. However, little is known about the role of gamified assessment methods in determining applicant outcomes and, even more, their effect compared to more traditional methods. Using signalling th...

Purpose The purpose of the present study was to examine the relationship between empowering leadership and volunteers' service capability in the context of nongovernmental organizations. In doing so, the mediating role of intention to share knowledge was highlighted. Design/methodology/approach Data were collected from volunteers from two non-gove...

In this study, we examine the relationship between perceived overqualification and life satisfaction of an employee's close social ties, as mediated by employee's perceived career performance and life satisfaction. Further, we propose that close social ties' perceptions of organizational prestige moderates this mediating process. In a sample of 118...

Introduction: Public Transport users have diverse mobility needs and preferences on how to meet those needs. While this is consistent with typical standards for both academic scholars and practitioners, less is known about the structure of these preferences, how different they are, especially with regard to innovations in Public Transport. Previous...

Recently, an increasing stream of research has examined high-performance work practices in the health care context. In this vein, high-performance work practices have been shown to be related to various employees’ attitudes and behaviors including intention to leave. This study attempted to improve our understanding of the relationship between high...

Purpose - The purpose of this exploratory research is to empirically examine the mediating effect of perceived positive emotions evoked by atmospherics and, in turn, attitude toward the brand on the relationship between atmospherics and word of mouth (WOM) about the brand. Design/Methodology/Approach - To test the research hypotheses, 314 Greek we...

Recently, organisational cynicism has attracted increasing attention in the literature. However, we know little about how employees' experience of over-qualification relates to organisational cynicism. To address this gap, this study investigates the relationship between perceived over-qualification and organisational cynicism through the mediating...

Researchers and practitioners have shown an increasing interest in the construct of work passion. However, in the existing literature little is known about work passion among educators. Given the recent attention in the educational literature regarding the concept of calling, we attempt to examine its relationship with teachers' work passion. In do...

Purpose The purpose of this paper is to examine the effect of empowering leadership on contextual ambidexterity. To this end, we underscore the underlying mechanism of perceived organizational support (POS). Furthermore, to provide more robust insights into this indirect effect, role ambiguity was examined as a moderator. Design/methodology/appro...

Purpose Substantial empirical research has addressed the antecedents of students’ academic performance. Building on these insights we extend the related literature by investigating the impact of students’ exploration on their academic performance. Furthermore, to provide a better understanding of this relationship we incorporate two sequential med...

Purpose Researchers have long recognized that employee expectations play an important role in determining their levels of motivation. However, less is known about the relationship between newcomers’ expectations about their job and intrinsic motivation. Even more, there is limited empirical research on the underlying mechanisms that explain this re...

Corporate Social Responsibility (CSR) has been proposed as a useful tool for effective organisational, social and environmental functioning. Not surprisingly, various empirical studies have advocated its importance in generating positive outcomes at a macro level. Nevertheless, there is a lack of research on the role of CSR for workplace outcomes a...

Purpose Medical doctors seek information in order to satisfy their demanding everyday work practices and professional development endeavours. Information seeking is a continuous goal-related process that has impact on how they perceive and experience their job. The purpose of this paper is to explore the association of doctors’ awareness of medical...

The weekly performance of one's favourite football team is a crucial affective event. However, little is known about the potential spillover effects that such events may have on fans' work‐related attitudes and behaviours. Using a 4‐week diary study among 41 public sector employees ( N = 164 observations), who were also football fans, we investigat...

Purpose – The purpose of this paper is to contribute to extant literature by linking principal empowering leadership to teachers’ innovative work behavior. By doing so, the author attempts to provide a more nuanced understanding of this relationship by examining a moderated mediation model which encompasses exploration as a mediator and role confli...

Purpose – Substantial research has examined the pivotal role of supervisor positive humor in generating employee outcomes. To date, though, little is known about the relationship between supervisor humor and newcomers’ adjustment. The purpose of this paper is to contribute to this gap by examining the effect of supervisor positive humor on newcomer...

Purpose Recent years have seen an increasing interest in leader’s use of humor among organizational scholars. In this regard, leader positive humor has been shown to be related to leader effectiveness. However, to date there is limited theoretical and empirical attention regarding the relationship between self-deprecating humor in particular and le...

Previous experimental research has examined the important role of combined facets of kinesics and paralanguage in engendering perceived leader effectiveness. However, little is known about the distinct impact of these overarching forms of nonverbal communication and the underlying mechanisms that account for this relationship. Hence, conducting a s...

Purpose The detrimental effect of workplace ostracism on core employee and organizational outcomes has received increasing attention. However, very little is known about its impact on group related outcomes. Given that workplace relationships play a salient role in enhancing employee willingness to share information and knowledge, the present paper...

Aims: The aim of this study was to examine the direct and indirect effect, through organizational identification, of workplace ostracism on nurses' silence towards patient safety. Background: Employee silence in nursing has recently received attention in relation to its antecedents. Yet, very little is known about the role of workplace ostracism...

High-performance work practices are described as human resource management practices that augment organizational performance through enhancing employees' competencies, motivation, commitment and productivity. Last decades have seen an increase in both research and practice on high-performance work practices. Yet, they have only recently received at...

High-performance work practices are described as human resource management practices that augment organizational performance through enhancing employees' competencies, motivation, commitment and productivity. Last decades have seen an increase in both research and practice on high-performance work practices. Yet, they have only recently received at...

Numerous empirical studies have examined predictors of emotional exhaustion. In this vein, both positive and negative leadership styles have been associated with this outcome. Yet, little is known about the role of Machiavellian leadership in fostering employees’ emotional exhaustion. As such, we investigated the relationship between Machiavellian...

Purpose – Nonverbal communication comprises a core element of the interactions between leader and follower. Nevertheless, there is limited empirical attention regarding the impact of nonverbal cues on followers’ attitudinal outcomes. The purpose of this paper is to contribute to this gap by linking a salient form of nonverbal communication, kinesic...

Purpose – The purpose of this paper is to elucidate the mediating mechanisms of the relationship between supervisor support and pro-environmental behavior. To this end, the quality of the dyadic exchanges between supervisor and subordinates was used. Design/methodology/approach – Data were collected from two different samples. In order to test the...

Background: In the context of the recent Greek economic crisis and its detrimental impact on healthcare system as well as the complete absence of a mechanism to map and plan human resources , a need for rethinking healthcare workforce management at a national level was emerged. Objectives: The aim of the study was to identify factors that influence...

Purpose – Leader-member exchange (LMX) has been proposed as a core mechanism which accounts for the impact of various antecedents on employee outcomes. As such, the purpose of this paper is to examine the mediating effect of LMX regarding the relationship between leader positive humor and employees’ perceptions of organizational cynicism. Design/m...

Purpose – The present study aims to contribute to the limited empirical research regarding the individual level antecedents of absorptive capacity (AC). In this vein, the authors examined the impact of employees' psychological empowerment (PE) dimensions on their AC. Moreover, the authors explored the magnitude of the relationship between one of PE...

Extant empirical studies have shown the detrimental impact of workplace incivility on a plethora of employee outcomes. However, limited research has addressed the explanatory mechanisms that account for this negative effect of workplace incivility. In parallel, there is an emerging literature regarding the antecedents of thriving at work. Taken tog...

This paper examines the impact of five extrinsic rewards (financial incentives, promotion opportunities, organisational prestige, relations with supervisor and relations with peers) on employees' psychological empowerment. Further, the present study compares these effects and the level of psychological empowerment between public and private employe...

Purpose The purpose of this paper is to examine the impact of perceived external prestige (PEP) on organizational identification in the context of a Greek public organization and to address the moderating role of gender in the relationship between PEP and organizational identification. Design/methodology/approach Data were obtained from a sample o...

Employee empowerment is regarded as an essential management practice that may offer various benefits in health-care organizations. Despite a growing research body regarding the antecedents of psychological empowerment, the literature indicates limited empirical evidence on the effect of rewards on nurses' psychological empowerment. Thus, the purpos...

Recently, organizational humor has been at the center of management literature. Authors have examined its significant role in working relationships and job-related attitudes. The present paper attempts to provide useful insights regarding its impact on important organizational outcomes by exploring the influence of leader’s use of (positive and neg...

Recently, humor has received increased attention in the management literature. However, there are only few empirical studies investigating its effect on human resources management and organizational behavior attitudes (Avolio, 1999; Cooper, 2002). Moreover, despite the plethora of papers exploring the link between LMX and Psychological Empowerment...

In recent years, empowerment is considered to be a panacea for many organizations in the modern competitive and turbulent business environment, especially in the service sector where employees come into contact with customers. Moreover, rewards play an important role in motivating employees and leading them to have an appropriate attitude to the cu...