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VOL. 2, ISSUE 3 (2026)
Effective communication, leadership style, and employee performance: Evidence from the Nigerian civil service
Authors
Dr. Onodugo Chinwe Felicia, Dr. Olachi Chuks Ronnie, Dr. Igatta Evangeline Amaka
Abstract
Effective
communication and appropriate leadership styles are critical determinants of
employee effectiveness and institutional performance, particularly within
public-sector organizations characterized by complex administrative structures,
bureaucratic procedures, and multiple reporting relationships. This study
examined the effect of effective communication on employee performance and
assessed the moderating role of leadership style within the Nigerian Civil
Service. The study utilized data from 1,200 employees drawn from the Ministries
of Finance, Health, Education, Works, Justice, and Information across the
Federal Civil Service in Abuja and selected state civil services in Lagos, Rivers,
and Kano States. Effective communication was operationalized through downward,
upward, horizontal, and information and communication technology-based
communication, while leadership styles comprised transformational,
transactional, and laissez-faire leadership. Employee performance was assessed
using task performance, contextual performance, service-delivery ratings, and
absenteeism. The measurement instruments demonstrated satisfactory internal
consistency, with reliability coefficients ranging from 0.82 to 0.93. Data were
analyzed using descriptive statistics, correlation analysis, hierarchical
multiple regression, confirmatory factor analysis, and moderation analysis
based on PROCESS Model 1. Findings revealed that effective communication had a
significant positive effect on employee task performance, with a one-unit
increase in the overall communication index associated with a 0.49-unit
increase in task performance (p < .001; R² = .31). Among the communication
dimensions, horizontal communication emerged as the strongest predictor of
performance (β = .28), followed by downward communication (β = .20), ICT-based
communication (β = .15), and upward communication (β = .12). The findings
further revealed a significant positive interaction between transformational
leadership and effective communication (β = .19, p < .001), indicating that
the performance-enhancing effect of communication became substantially stronger
under highly transformational leaders. Employees experiencing both high
communication effectiveness and high transformational leadership recorded the
highest mean task performance (M = 4.28), contextual performance (M = 4.16),
and service-delivery rating (M = 8.60), as well as the lowest absenteeism (M =
0.50 days per month). Conversely, laissez-faire leadership significantly
weakened the relationship between communication and performance (β = −.23). The
study concludes that effective organizational communication generates superior
employee outcomes when reinforced by transformational leadership practices.
Nigerian civil-service institutions should therefore institutionalize
participatory communication systems, strengthen horizontal and upward
information flows, expand appropriate digital communication platforms, and
develop transformational leadership capabilities among supervisors and senior
administrators.
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Pages:14-23
How to cite this article:
Dr. Onodugo Chinwe Felicia, Dr. Olachi Chuks Ronnie, Dr. Igatta Evangeline Amaka "Effective communication, leadership style, and employee performance: Evidence from the Nigerian civil service". World Journal of Current Research, Vol 2, Issue 3, 2026, Pages 14-23
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