Loumakou, M. , Anstasiou, A. and Dermatis, Z. 2026. The role of communication in enhancing leadership effectiveness: A meta-analysis of research findings. International Journal of Innovative Research and Scientific Studies. 9, 4 (Apr. 2026), 127–142. DOI:https://doi.org/10.53894/ijirss.v9i4.11503.