Workplace mobbing is not merely a matter of interpersonal conflicts or “bad behavior.” It is a systemic phenomenon with serious consequences for employees’ mental health, knowledge sharing, and the overall performance of organizations. Recent research shows that the effects of mobbing do not appear immediately—they unfold as a chain reaction that gradually undermines the work environment from within.
When employees are exposed to long-term humiliation, exclusion, or psychological pressure, their first reaction is often not open confrontation. Instead, they adopt defensive strategies that allow them to survive in a toxic environment. One such strategy is knowledge hiding. Employees stop sharing information, respond evasively, or provide only partial data. This is not laziness, but an attempt to protect themselves from further exploitation or attacks.
However, knowledge hiding does not remain an isolated phenomenon. Over time, it leads to quiet quitting—a form of withdrawal in which employees do only what is strictly required by their job contracts. They disengage, stop contributing new ideas, and avoid taking initiative. In the short term, this may function as a self-protective strategy; in the long term, however, it becomes a risky mechanism that worsens psychological well-being.
Research shows that quiet quitting does not improve mental health—quite the opposite. Detachment from work weakens a sense of meaning, identity, and belonging. This increases stress, irritability, and the risk of anxiety or depression. Mobbing thus indirectly harms employees’ mental health through two successive stages: knowledge hiding and work withdrawal.
From an organizational perspective, this mechanism is particularly dangerous. A toxic environment leads not only to individual suffering but also to the breakdown of knowledge flows, collaboration, and trust. Industries with a high level of interaction and emotional labor, such as services or hospitality, are especially vulnerable, but the underlying principle applies universally.
The conclusion is clear: combating mobbing is not a “soft issue.” It is a strategic investment in mental health, knowledge capital, and the long-term performance of organizations. Prevention, trust, and psychological safety are not luxuries—they are the foundation of a functioning work environment.
Citation:
Sadiq, M., Leong, M., Khan, A., Rozsa, Z., & Ferraris, A. (2025). Mental strain in the hospitality sector: do knowledge hiding and quiet quitting mediate the path in the wake of mobbing? [; Early Access]. Journal of Knowledge Management, 21. https://doi.org/10.1108/jkm-05-2025-0660
