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The Temperament Certification™ is brought to you by Synergy Leaders™, the professional services division of Based on the international best sellers, Please Understand Me® and Please Understand Me II, by Dr. David W. Keirsey; the Temperament Certification leverages more than sixty years of study and research conducted by Dr. Keirsey on human personality.

More than forty million individuals worldwide have taken the Keirsey Temperament Sorter® (KTS®). And for more than half a century, individuals and organizations have benefited from customized coaching, consulting, training, assessments, and reports relating to Keirsey Temperament Theory™.

The Temperament Certification is the accumulation of what we have developed over these years in serving individuals and organizations worldwide. The aim of the Temperament Certification is for you to gain knowledge of Keirsey Temperament Theory, learn the application of Keirsey™ resources, and methodology, and connect your learning experience to your most important objectives. We partner with you to make a difference in your spheres of influence. Unlike many other certification programs where the main focus becomes passing a certification exam, the Temperament Certification has been designed specifically for you to be able to use what you have learned. We want you to be able to apply your knowledge of temperament to make a difference in whatever environment you find yourself.

The one major asset that every enterprise has in common is their people, or “human capital”. No matter what industry you are a part of, every enterprise deals with People Matters™. You may be part of a large multi-national corporation, government entity, educational institution, non-profit, or a small or medium business. You may be a therapist, a sales executive, an entrepreneur, a consultant, a coach, a religious leader, or an HR manager. Whatever your surroundings, we want you to understand the people you work with, and the people you serve. The Temperament Certification provides you with the tools to be able to apply temperament theory in whichever industry you are a part of so you can be a more effective leader, manager, trainer, consultant, or coach.

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