We have a reliable way to do it: The same way the researchers did when they showed that performance is the most important factor for organizational success. If

We have a reliable way to do it: The same way the researchers did when they showed that performance is the most important factor for organizational success. If your knowledge workers measure the same way the workers did in that research, you're golden. Unless you question the validity of the research? But if that's the case, why did you mention it as being significant in the first place?