f thumb is to say that the learning "event" isn't over until 
        the skill has been successfully applied to real work. </p>
      <p>This has some very interesting implications for evaluation. For one thing, 
        it means you don't have to measure learning at all, you can measure task 
        performance. For another, you don't have to measure task performance; 
        that's the manager's job. . . but we'll come back to that. </p>
      <p>Step two, once you've bought into the notion of th