Our journey through Crime Analysis For Problem Solvers takes us to Step 17 - Know How Hot Spots Develop. With the increased use of GIS in law enforcement it becomes more common to see these tools used to determine crime "hotspots". The authors point out:
Analysts often examine hot spots by use of geography alone. This can often be a useful starting point, but to reduce or eliminate the hot spot you must look deeper to understand why it is a hot spot. Source: Crime Analysis For Problem SolversJust because your whiz bang software says that there is a hotspot at a particular location, this isn't necessarily the end of your work as an analyst. The authors believe you should dig a little deeper and try to determine why this is happening at this location. They list three types of situations that cause a hotspot. They are:
Hit the link to read the definitions. Also important is the chart at the bottom with suggested strategies should you make a determination of the situation(s) that led to your hotspot.
Next time we'll cover Step 18 - Learn If The 80 - 20 Rule Applies.