How Organizations Really Work
Good management needs lots of common sense, but a sound foundation in scientific theory also helps.
If you have never heard of Ashby's Law of Requisite Variety, we strongly recommend that you find out about it. For an introduction to Ashby's Law and the Viable System Model, check out this presentation. It isn't very long, but it introduces the key ideas at the foundation of how we work.
A practical guide to applying these ideas can be found here.