Diagnosing Toxic Leadership in Organizations: Measurement, Indicators, and Early

Toxic leadership is one of the most underrecognized problems in modern organizations. Even though research has widely documented its psychological, relational, and economic consequences, organizations often identify it only after significant damage has already occurred. This paper focuses on the operational problem created by this late diagnosis. It proposes a multi-level diagnostic framework designed to help organizations detect toxic leadership earlier, before the negative effects become irreversible. The framework combines three types of indicators: observable behaviors in interpersonal interactions, measurable organizational signals found in HR and operational data, and employee perceptions collected through structured surveys. The paper also explores why toxic leadership is difficult to detect in hierarchical organizations, analyzes the limitations of traditional monitoring tools, and suggests preventive strategies based on psychological safety, improved feedback systems, and stronger organizational accountability.