The Thomas-Kilmann Conflict
Mode Instrument

The industry standard and only conflict management assessment
whose reliability and validity is backed by science

What is the Thomas-Kilmann Instrument?

The TKI® is a an assessment that determines how you tend to respond to conflict (when your needs differ from those of another person), and what other conflict-handling options are available to you. It takes about 20 minutes to complete and there are no right or wrong answers!

Who uses the TKI®?
  • Independent Consultants
  • Students (HS through Doctorate)
  • Business and Life Coaches
  • Fortune 500 Companies
  • Elite Universities

Backed by Science

Statistically proven to be both valid and reliable via decades of research worldwide.

Learn more about the research done before, during, and after the TKI’s initial development — including white papers, case studies, technical briefs, research projects, and peer-reviewed academic articles.

Trusted by The World's Best

Join the thousands of businesses and
organizations that use the TKI today!

“Developing effective conflict management as a core competency can be accomplished easily with the Thomas-Kilmann Conflict Mode Instrument and can generate an immediate and measurable return on the investment.” 

 – R. W., Ph.D

Still not convinced the TKI is right for you?

Request a free sample report, or read more about what makes it so unique.