Every leader loves progress, and driving environment, program, event, or even leadership evolution is part of of the progress loop. Great leaders practice the art of evaluation and evolution. Individually, they are equally important, but without their counterpart, each is purposeless.
Some definitions based on my personal use: Evaluation is the systematic process of analyzing against a standard of expectation. By definition alone, effective evaluate is far from accidental. But evaluation is nearly worthless without evolution. Evolution is the process of change toward the standard of expectation.
If you want to be effective at both evaluation and evolution, make sure you: