10 rules of management

To follow the previous post Project management: 11 rules , here are other rules and principles focused on management.

Management

Occams’ law
The simplest explanation is the most likely to be correct.

Peter’s principle
In a Hierarchy every employee tends to rise to his level of incompetence.

Lister’s law
People under time pressure don’t think faster.

Hlade’s law
If you have a difficult task, give it to a lazy person; they will find an easier way to do it.

Jakob’s law
Users spend most of their time on other sites. Thus, anything that is a convention and used on the majority of other sites will be burned into the users’ brains and you can only deviate from it on pain of major usability problems.
Users spend most of their time on other sites. This means that users prefer your site to work the same way as all the other sites they already know.

Parkinson’s Law
Work expands so as to fill the time available for its completion.

Soper’s law:
Any bureaucracy reorganized to enhance efficiency is immediately indistinguishable from its predecessor.

General laws

Hoare’s law
Inside every large problem is a small problem struggling to get out

Pareto’s law
The first 80% tasks spend 20% of time. The last 20% spend 80%.

Olivier’s Law
Experience is something you don’t get until just after you need it.