Online Courses on Conflict and Change Management

Purchase the
TKI Individual Assessment for
Yourself or for Others

Conflict, Change, Consciousness, and Transformation

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Purchase the
TKI TEAM Report for
Two or More Members

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EARN CERTIFICATION
Thomas-Kilmann
Instrument (TKI)

The TKI
Package

Includes:

3 TKI-Based Courses

3 Assessment Tools

Access for Six Months

TKI Certification

Buy Now

WHY CHOOSE
KILMANN DIAGNOSTICS?

Learn from the Source

Dr. Ralph H. Kilmann co-created the TKI assessment in 1974, founded Kilmann Diagnostics in 2009, and continues to set the global gold standard for TKI research, education, and certification.

Fast, Responsive, Caring Customer Service

Professional, multilingual support in English, Spanish, and Mandarin—delivering timely, detailed, and personalized assistance to ensure a smooth assessment and certification experience.

PROVEN. TRUSTED. WORLDWIDE.

Backed by five decades of university-based research and relied upon by thousands of organizations across industries and continents.

— Take the TKI Today —
And Earn Your Official
TKI Certification
with Confidence

Celebrating the TKI since 1974

More About Dr. Ralph Kilmann

Learn to manage conflict and change from the highest levels of human consciousness

Our courses enable you to use the TKI for dramatically improving how individuals, groups, and organizations manage their challenging conflicts and problems

Learn to manage conflict and change from the highest levels of human consciousness

Our courses enable you to use the TKI for dramatically improving how individuals, groups, and organizations manage their conflicts

OUR GLOBAL CUSTOMERS

PLUS HUNDREDS MORE…

See The Long List of Our Clients

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Purchase the
TKI Individual Assessment for
Yourself or for Others

Purchase the
TKI TEAM Report for
Two or More Members

EARN CERTIFICATION
Thomas-Kilmann
Instrument (TKI)

The TKI
Package

WHY CHOOSE
KILMANN DIAGNOSTICS?

Learn from the Source

Fast, Responsive, Caring Customer Service

PROVEN. TRUSTED. WORLDWIDE.

— Take the TKI Today —
And Earn Your Official
TKI Certification
with Confidence

Learn to manage conflict and change from the highest levels of human consciousness

Our courses enable you to use the TKI for dramatically improving how individuals, groups, and organizations manage their challenging conflicts and problems

Learn to manage conflict and change from the highest levels of human consciousness

Our courses enable you to use the TKI for dramatically improving how individuals, groups, and organizations manage their conflicts

OUR GLOBAL CUSTOMERS

PLUS HUNDREDS MORE…

Welcome to
Kilmann Diagnostics

We invite you to discover… how the co-creator of the Thomas-Kilmann Instrument (TKI) has applied his renowned assessment tool to enable organizational members to resolve their most challenging conflicts and problems in each of the eight tracks of quantum transformation:

Purchase the TKI Individual Assessment for Yourself or for Others

Purchase the TKI TEAM Report for Two or More Members

EARN CERTIFICATION Thomas-Kilmann Instrument (TKI)

The TKI Package

WHY CHOOSE KILMANN DIAGNOSTICS?

Learn from the Source

Fast, Responsive, Caring Customer Service

PROVEN. TRUSTED. WORLDWIDE.

— Take the TKI Today — And Earn Your Official TKI Certification with Confidence

Learn to manage conflict and change from the highest levels of human consciousness

Our courses enable you to use the TKI for dramatically improving how individuals, groups, and organizations manage their challenging conflicts and problems

Learn to manage conflict and change from the highest levels of human consciousness

Our courses enable you to use the TKI for dramatically improving how individuals, groups, and organizations manage their conflicts

OUR GLOBAL CUSTOMERS

PLUS HUNDREDS MORE…

Welcome to Kilmann Diagnostics

We invite you to discover… how the co-creator of the Thomas-Kilmann Instrument (TKI) has applied his renowned assessment tool to enable organizational members to resolve their most challenging conflicts and problems in each of the eight tracks of quantum transformation:

Purchase the
TKI Individual Assessment for
Yourself or for Others

Purchase the
TKI TEAM Report for
Two or More Members

EARN CERTIFICATION
Thomas-Kilmann
Instrument (TKI)

The TKI
Package

WHY CHOOSE
KILMANN DIAGNOSTICS?

— Take the TKI Today —
And Earn Your Official
TKI Certification
with Confidence

Welcome to
Kilmann Diagnostics