Date

6-17-2026

Department

Graduate School of Business

Degree

Doctor of Philosophy in Organization and Management (PhD)

Chair

Kimberly Johnson

Keywords

transformational leadership; servant leadership; leader–member exchange (LMX); cultural diversity; communication climate; team cohesion; organizational performance

Disciplines

Business

Abstract

Organizations increasingly rely on culturally diverse teams to support global collaboration and innovation. However, many organizations continue to struggle to translate workforce diversity into improved communication, team cohesion, and performance outcomes. This study examines how leadership behaviors influence communication dynamics and relational processes within culturally diverse teams in multinational organizational environments. Guided by transformational leadership theory, servant leadership theory, and leader–member exchange (LMX) theory, the research explores how leadership practices shape communication clarity, team cohesion, and organizational effectiveness. A qualitative research design supported by descriptive survey data was employed. Data was collected from 33 professionals working in multinational organizational contexts through semi-structured interviews and the Leader–Member Exchange (LMX-7) instrument. Thematic analysis of interview transcripts identified five major themes, including leadership influence on communication climate, the role of inclusive leadership in strengthening cohesion, diversity as a catalyst for innovation, the stabilizing role of servant leadership behaviors, and structural leadership misalignment as a barrier to performance. Descriptive analysis of LMX-7 responses indicated moderate variability in leader–member exchange quality, supporting the relational emphasis identified in qualitative findings. The results suggest that leadership behaviors play a critical mediating role in determining whether cultural diversity contributes to collaboration and organizational performance. These findings provide both practical implications for leadership development and theoretical contributions to leadership and diversity scholarship.

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