* Edmondson, A. C. (2018). The Fearless Organization: Creating Psychological Safety in the Workplace for Learning, Innovation, and Growth. John Wiley & Sons.
* Gallup (2023). State of the Global Workplace Report. (Highlighting the 70% variance in team engagement determined by managers).
* Frei, F. & Morriss, A. (2020). Unleashed: The Unapologetic Leader's Guide to Empowering Everyone Around You. Harvard Business Review Press.