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.