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The Thomas-Kilmann Conflict Mode Instrument® (TKI)

Work | Personality | Work Wellbeing |

The Thomas-Kilmann Conflict Mode Instrument (TKI®) is the world’s best-selling tool for helping people understand how different conflict-handling styles affect interpersonal and group dynamics and for empowering them to choose the appropriate style for any situation. The TKI assesses an individual’s typical behaviour in conflict situations, offering a practical way to initiate safe and constructive dialogue to resolve interpersonal conflict and improve group dynamics to support teambuilding, leadership coaching, retention, and reduce stress.

Basic info

Age range

Individuals 13 years and older

Administration time

15 minutes (30 items)

Comparison group


Language availability


Scoring options

User portal/Hand-scoring

Integrated report options


Additional info

Useful links