If you are thinking about hiring them, do it. Don’t just send your people to go through their Cycles. Go yourself first. I am sure you will find it a pleasant surprise. And your life will never be the same!
What makes them different? The «no magic wands» approach. The experience and knowledge of their people. The practical experience gathered in and between sessions. The clear set of tools that they provide you to assist you in your evolution to become a better leader in your organization and your life.