Resistance to change often appears when people are at different points on the cycle. Take the time to compare the relative positions on the cycle held by everyone involved; it can help you anticipate potential problems and develop the most appropriate strategies.
The richness of the cycle comes in the potential tension between your position on the cycle and others'. I will write as if there were only one other group, so you will be looking at only two points on the cycle — where you are and where they are. Actually, there are probably many different groups, each with its own interests and position on your cycle. To thoroughly understand the situation, you would need to complete this quick assessment with each of the other key individuals or groups.