From the article:
Dashboards are often created on-the-fly with data being added simply because there is some white space not being used. Different people in the company ask for different data to be displayed and soon the dashboard becomes hard to read and full of meaningless non-related information. When this happens, the dashboard is no longer useful.
This article discusses the steps that need to be taken during the design phase in order to create a useful and actionable dashboard.
Topic maps can be expressed as dashboards as well as other types of interfaces.
Whatever your interface, it needs to be driven by good design principles.