Stages of personal decision making

It's a bit like the Kübler-Ross "Stages of Grief". It appears I always go through a sequence like this: Dissonance. Something is unpleasant, unsatisfactory, and somehow feels wrong. It usually appears as a background feeling, without conscious reflection. But if it keeps happening, the conscious mind sooner or later notices, and we become aware of…

A cool research project for somebody aspiring with a 3D printer

Back in the days when I went to (the German equivalent of) high school, we had to write the famous "Facharbeit": a thesis in the field of your specialization for which you had a whole year. I wrote about infrared remote controls and built a bunch of electronics -- which was great fun, except that…

A Process Model

The other day I was trying to analyze a rather complex system, and realized I don't have the tools for it. So I came up with this. Posted here for others to use (and improve?), and for me to remember how it worked! Somehow I think I might have read something like this many years…