Thomas-Kilmann Conflict Mode Instrument

The Thomas-Kilmann Conflict Mode Instrument (TKI®) tool 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.

Applications: The TKI tool assesses an individual’s typical behavior in conflict situations and describes it along two dimensions: assertiveness and cooperativeness. It provides detailed information about how that individual can effectively use five different conflict-handling modes, or styles.

Target Users: Trainers and HR Professionals

Versions: Online and Paper and Pencil format

Administration time: 15 minutes

Certification: This easy-to-use tool requires no special training to administer and interpret. There is no certification or educational eligibility requirement. Once you have purchased the reading KIT for this inventory, work using the same can immediately begin.

Evolution & Model

The TKI model describes that individuals can have 5 different styles of managing conflict. There are some that they rely on more than the others. The model has been depicted using the diagram below:



The TKI assessment is ideal for a wide range of applications, including:

  • Conflict management - to identify different conflict-handling styles and to learn how to choose the appropriate style for any situation
  • Team building - improves team functioning by helping members reconcile differences and work together more effectively
  • Leadership development - enhances leaders’ conflict management skills
  • Performance improvement - helps eliminate barriers to effective performance
  • Stress reduction - gives employees the capacity and tools to identify and manage workplace stress
  • Retention - helps employees be successful, improve morale, and stay engaged in order to build a stronger organization and retain the best talent


Thomas-Kilmann Conflict Mode Instrument Profile and Interpretive Report

Based on the participant's particular use of each mode, the report offers specific suggestions to help him or her understand the pluses and minuses of a particular conflict-handling style, guidance on the appropriate use of each mode, and tips for learning to work with less preferred modes.


Introduction to Conflict Management - This practical and insightful booklet, which was designed to accompany the TKI assessment and provide the next step in understanding and applying results from the TKI,

  • Focuses in depth on all five modes—when to use each style, and specific techniques and detailed guidance for employing each style effectively
  • Suggests tips for reducing each style’s negative side effects
  • Helps clients improve their conflict-handling skills
  • Enables successful conflict management in organizations
  • Is a must-have resource for participants in any TKI conflict training