People like typologies. They simplify complex subjects and make them easier to discuss. However, there's no universal agreement on how to classify serial killers, leading to various proposed typologies.
An Actual Way to Use Reported Crime Data to Prevent Crime | HackerNoon
If you want to solve a problem, if you want to understand a problem, you need to diagnose the problem. Predictions are only proven right if you never fix the problem.
Student who asked lecturer how to get away with murder jailed for murdering woman
The defendant, Nasen Saadi, exhibited a chilling fascination with murder and violence, ultimately carrying out a brutal attack that resulted in a life sentence without remorse.