Knowledge workers cannot be supervised.
Historically, the worker has been the director. It is useless to have someone who knows more about your specialty than you do.
---
This page is auto-translated from /nishio/知識労働者は監督されえない. If you looks something interesting but the auto-translated English is not good enough to understand it, feel free to let me know at @nishio_en. I'm very happy to spread my thought to non-Japanese readers.