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A meta-analysis of the dynamism of emergent states and team processes.

Journal of Applied Psychology 2026 open access
Prevailing theories of teamwork propose that a team's cognitive, affective, and motivational states (i.e., emergent states) and its members' interdependent actions (i.e., team processes) are inherently dynamic. Nevertheless, much of the existing literature overlooks critical components of theories on system dynamics (e.g., inertia, coevolution, feedback) and has largely failed to consider how time operates, ultimately leading to a predominantly static view of teams. To extend our understanding of team dynamism, we synthesized over 3,000 correlation coefficients from longitudinal studies, representing more than 11,000 teams on average. Using cross-lagged, meta-analytic structural equation models, we found that (a) emergent states and team processes exhibit inertia over time, although this varies by construct (affect exhibits the least inertia, while conflict exhibits the most); (b) some constructs (team affect and team cognition) tend to coevolve with team processes over time, whereas others (team motivation and team conflict) are consistently predicted by earlier team processes; (c) team performance exhibits consistent feedback loops, predicting subsequent emergent states and processes, which, in turn, predict later performance; and (d) the length of time between observations moderates these dynamics. Drawing on these results, we outline several key theoretical considerations for understanding team dynamics, highlight important methodological considerations for conducting longitudinal causally identified teams research, and offer recommendations for advancing beyond the current static perspective to a more dynamic understanding of teams. (PsycInfo Database Record

A meta-analysis of sex and race differences in perceived workplace mistreatment.

Journal of Applied Psychology 2018 103(2), 137-163 open access
Despite the growing number of meta-analyses published on the subject of workplace mistreatment and the expectation that women and racial minorities are mistreated more frequently than men and Whites, the degree of subgroup differences in perceived workplace mistreatment is unknown. To address this gap in the literature, we meta-analyzed the magnitude of sex and race differences in perceptions of workplace mistreatment (e.g., harassment, discrimination, bullying, incivility). Results indicate that women perceive more sex-based mistreatment (i.e., mistreatment that explicitly targets a person's sex) in the workplace than men (δ = .46; k = 43), whereas women and men report comparable perceptions of all other forms of mistreatment (δ = .02; k = 300). Similarly, although racial minorities perceive more race-based mistreatment (i.e., mistreatment that explicitly targets a person's race) in the workplace than Whites (δ = .71; k = 18), results indicate smaller race differences in all other forms of workplace mistreatment (δ = .10; k = 61). Results also indicate that sex and race differences have mostly decreased over time, although for some forms of mistreatment, subgroup differences have increased over time. We conclude by offering explanations for the observed subgroup differences in workplace mistreatment and outline directions for future research. (PsycINFO Database Record

Saving lives: A meta-analysis of team training in healthcare.

Journal of Applied Psychology 2016 open access
As the nature of work becomes more complex, teams have become necessary to ensure effective functioning within organizations. The healthcare industry is no exception. As such, the prevalence of training interventions designed to optimize teamwork in this industry has increased substantially over the last 10 years (Weaver, Dy, & Rosen, 2014). Using Kirkpatrick's (1956, 1996) training evaluation framework, we conducted a meta-analytic examination of healthcare team training to quantify its effectiveness and understand the conditions under which it is most successful. Results demonstrate that healthcare team training improves each of Kirkpatrick's criteria (reactions, learning, transfer, results; d = .37 to .89). Second, findings indicate that healthcare team training is largely robust to trainee composition, training strategy, and characteristics of the work environment, with the only exception being the reduced effectiveness of team training programs that involve feedback. As a tertiary goal, we proposed and found empirical support for a sequential model of healthcare team training where team training affects results via learning, which leads to transfer, which increases results. We find support for this sequential model in the healthcare industry (i.e., the current meta-analysis) and in training across all industries (i.e., using meta-analytic estimates from Arthur, Bennett, Edens, & Bell, 2003), suggesting the sequential benefits of training are not unique to medical teams. Ultimately, this meta-analysis supports the expanded use of team training and points toward recommendations for optimizing its effectiveness within healthcare settings. (PsycINFO Database Record

Trust and team performance: A meta-analysis of main effects, moderators, and covariates.

Journal of Applied Psychology 2016 open access
Cumulating evidence from 112 independent studies (N = 7,763 teams), we meta-analytically examine the fundamental questions of whether intrateam trust is positively related to team performance, and the conditions under which it is particularly important. We address these questions by analyzing the overall trust-performance relationship, assessing the robustness of this relationship by controlling for other relevant predictors and covariates, and examining how the strength of this relationship varies as a function of several moderating factors. Our findings confirm that intrateam trust is positively related to team performance, and has an above-average impact (ρ = .30). The covariate analyses show that this relationship holds after controlling for team trust in leader and past team performance, and across dimensions of trust (i.e., cognitive and affective). The moderator analyses indicate that the trust-performance relationship is contingent upon the level of task interdependence, authority differentiation, and skill differentiation in teams. Finally, we conducted preliminary analyses on several emerging issues in the literature regarding the conceptualization and measurement of trust and team performance (i.e., referent of intrateam trust, dimension of performance, performance objectivity). Together, our findings contribute to the literature by helping to (a) integrate the field of intrateam trust research, (b) resolve mixed findings regarding the trust-performance relationship, (c) overcome scholarly skepticism regarding the main effect of trust on team performance, and (d) identify the conditions under which trust is most important for team performance. (PsycINFO Database Record

A meta-analysis of the relationship between general mental ability and nontask performance.

Journal of Applied Psychology 2014 open access
Although one of the most well-established research findings in industrial-organizational psychology is that general mental ability (GMA) is a strong and generalizable predictor of job performance, this meta-analytically derived conclusion is based largely on measures of task or overall performance. The primary purpose of this study is to address a void in the research literature by conducting a meta-analysis to determine the direction and magnitude of the correlation of GMA with 2 dimensions of nontask performance: counterproductive work behaviors (CWB) and organizational citizenship behaviors (OCB). Overall, the results show that the true-score correlation between GMA and CWB is essentially 0 (-.02, k = 35), although rating source of CWB moderates this relationship. The true-score correlation between GMA and OCB is positive but modest in magnitude (.23, k = 43). The 2nd purpose of this study is to conduct meta-analytic relative weight analyses to determine the relative importance of GMA and the five-factor model (FFM) of personality traits in predicting nontask and task performance criteria. Results indicate that, collectively, the FFM traits are substantially more important for CWB than GMA, that the FFM traits are roughly equal in importance to GMA for OCB, and that GMA is substantially more important for task and overall job performance than the FFM traits. Implications of these findings for the development of optimal selection systems and the development of comprehensive theories of job performance are discussed along with study limitation and future research directions. (PsycINFO Database Record

A meta-analysis of personality and workplace safety: Addressing unanswered questions.

Journal of Applied Psychology 2014 open access
[Correction Notice: An Erratum for this article was reported in Vol 100(2) of Journal of Applied Psychology (see record 2015-08139-001). Table 3 contained formatting errors. Minus signs used to indicate negative statistical estimates within the table were inadvertently changed to m-dashes. All versions of this article have been corrected.] The purpose of this meta-analysis was to address unanswered questions regarding the associations between personality and workplace safety by (a) clarifying the magnitude and meaning of these associations with both broad and facet-level personality traits, (b) delineating how personality is associated with workplace safety, and (c) testing the relative importance of personality in comparison to perceptions of the social context of safety (i.e., safety climate) in predicting safety-related behavior. Our results revealed that whereas agreeableness and conscientiousness were negatively associated with unsafe behaviors, extraversion and neuroticism were positively associated with them. Of these traits, agreeableness accounted for the largest proportion of explained variance in safety-related behavior and openness to experience was unrelated. At the facet level, sensation seeking, altruism, anger, and impulsiveness were all meaningfully associated with safety-related behavior, though sensation seeking was the only facet that demonstrated a stronger relationship than its parent trait (i.e., extraversion). In addition, meta-analytic path modeling supported the theoretical expectation that personality's associations with accidents are mediated by safety-related behavior. Finally, although safety climate perceptions accounted for the majority of explained variance in safety-related behavior, personality traits (i.e., agreeableness, conscientiousness, neuroticism) still accounted for a unique and substantive proportion of the explained variance. Taken together, these results substantiate the value of considering personality traits as key correlates of workplace safety.

Do peers make the place? Conceptual synthesis and meta-analysis of coworker effects on perceptions, attitudes, OCBs, and performance.

Journal of Applied Psychology 2008 93(5), 1082-1103 open access
The authors propose that broad aspects of lateral relationships, conceptualized as coworker support and coworker antagonism, are linked to important individual employee outcomes (role perceptions, work attitudes, withdrawal, and effectiveness) in a framework that synthesizes several theoretical predictions. From meta-analytic tests based on 161 independent samples and 77,954 employees, the authors find support for most of the proposed linkages. Alternative explanations are ruled out, as results hold when controlling for leader influences and mediation processes. The authors also observe differential strengths of coworker influence based on its valence, content, and severity, and on the social intensity of the task environment. The authors conclude with a call for more comprehensive, complex theory and investigation of coworker influences as part of the social environment at work.