<b>A Study On The Moderating Effect Of Transformational Leadership On The Relationship Between Perceived Organisational Injustice And Toxic Supervision And Workplace Deviance Behaviour</b>

The main purpose of the current study is to investigate the impact of perceived organizational injustice and toxic supervision on workplace deviance behaviour and the moderating effect of transformational leadership on the relationship between perceived organizational injustice and toxic supervision and workplace deviance behaviour, drawing upon the underpinning of social exchange theory and psychological contract theory. A total of 380 employees from educational public sector organizations situated in the Punjab, Pakistan in this study. The findings from partial least square structural equation modeling (PLS-SEM) by using Smart PLS analyses revealed a significant relationship and positive impact of perceived organisational injustice and toxic supervision on workplace deviance behaviour. The moderation analysis revealed that transformational leadership moderates the relationship between toxic supervision and workplace deviance behaviour. However, the moderation effect of transformational leadership between perceived organisational injustice, the moderation effect between toxic supervision and workplace deviance behaviour is not supported. This study contributed theoretically and practically. The outcome of this study contributed to theoretical research in existing literature of leadership, workplace and workplace deviance behaviour and practically, guides organisational leadership, how to control workplace deviance behaviour in public sector organizations. Keywords: Transformational leadership, Workplace deviance behaviour, Perceived Organizational injustice, Toxic leadership, Public sector organizations, Pakistan.