How to Implement Organizational Change?

"Between 50 and 70% or organizational change efforts fail" Hammer & Champy - Reengineering the corporation.
In light of this statement from the "inventors" of reengineering it is not surprising that the concept is being met with a certain amount of apathy and disdain these days.
Having practiced in this area for more than a decade now, it is becoming increasingly clear that organizations are very capable of designing change but less capable of implementing that change. Furthermore, it is clear that short-term organizational pressures and long term organizational change frequently create a dichotomy. It is our assertion that failed change efforts did not succeed because the demands of the present became too overwhelming to allow the necessary focus on the long term.
The result of course is that when people are confronted with the opportunity of changing their organization, the most immediate reaction is BOHICA - For those unfamiliar with the term let me just say that the last four letters mean Here It Comes Again.
…