David Liddle

Champion of conflict resolution and pioneer of the use of restorative justice.


Thinkers50 Radar Class of 2022. 


Transformational culture was shortlisted for the 2022 Business Book of the Year.


Recognised as one of the global top 20 HR most influential thinkers (2021).


Life-long campaigner on the need for organisations to shift away from damaging, retributive models of workplace justice towards restorative approaches that have dialogue, compassion and collaboration at their heart. Conducts research to evidence the true impact of transformational cultures on performance, wellbeing, inclusion, and employee and customer experience.


Transformational culture expert, president of the Institute of Organisational Dynamics, CEO of The TCM Group. A recognised thought leader in the areas of conflict resolution, restorative justice and cultural change.


Best-selling author of two books, Managing Conflict: A Practical Guide to Resolution in the Workplace (2017) andTransformational Culture: Develop a People-centered Organization for Improved Performance (2021). Recent articles: ‘The Eight Enablers of A Transformational Culture’(European Business Review) and ‘Want to Transform your Business? Start with Culture’ (Unleash).


Media picks


“Leaders everywhere can benefit from Liddle’s insights into managing conflict.” 

Stuart Crainer & Des Dearlove, Thinkers50

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