These are called nodes that can be used to introduce human like movements in the stick figure, such as running or jumping ... default stick figure standing right in the middle of the drawing ...

The image depicts a stick ... as the figure at the 'liberal' end of the spectrum moves further and further to the left. By the final diagram, labeled 2021, the 'me' figure is to the right of ...

The stick figure in the middle depicts me ... liberal is a “woke ‘progressive,’ ” so far to the left that I’m now right of center, even though I haven’t moved.