



co-author, The Leadership Challenge.
The Leadership Challenge® the best leadership development process you will ever experience, and I know that we can always deliver something very special. I know that Sonoma Leadership Systems will be your ideal business partner, and I recommend them with complete trust and confidence."
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Sonoma Leadership Systems, based in Sonoma, California , is committed to leadership development through assessment, application, support, follow-through, and reinforcement.
Our programs feature the research-based, proven leadership methodology The Five Practices
of Exemplary Leadership® by Jim Kouzes and Barry Posner, from the leading business management source, The Leadership Challenge®.
We have been partnering with the authors and publishers of The Leadership Challenge® for over 18 years. We offer open-enrollment The Leadership Challenge® Workshops and Facilitator Training three times a year in the beautiful California wine country, and can customize and deliver leadership and team training at any level in your organization. Whether you are looking to develop your personal leadership potential, or accelerate a company's development of high potentials, Sonoma Leadership Systems' programs and network of master consultants, coaches and trainers are here to lead you. Read more about our approach. ![]()

The Five Practices of Exemplary Leadership®.
Research basis for The Leadership Challenge Workshops.
The fundamental practices for becoming a better leader
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Leadership Study: Companies reporting a strong and consistent application of leadership practices cite much higher levels
of financial performance. - read more



