Hierarchical models, or multilevel models, are used to represent data that might vary on, you guessed, different levels. Michael Freeman, from the University of Washington Information School, provides an introduction to the method using a scrolling format. The transitions give a good sense of how the model can change, depending on your approach.
Visual explainer for hierarchical modeling
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Constructed Career Paths from Job Switching Data
Shifting from one occupation to another can take a swing in the career path. Given your current job, what paths could you take? Here are some constructed possibilities.
Who is Older and Younger than You
Here’s a chart to show you how long you have until you start to feel your age.