A color depends on the light
A familiar object can appear different as its surroundings change.
Numbers, meaning, and a little context
Less guessing.More context.Better questions.
Read charts with more confidence and build a clearer picture from everyday information.
Browse the notebook Visual explanations you can question.
Inside this journal
A journal about the choices inside charts and dashboards. We explore scales, labels, and the ways a visual summary can make information clearer without hiding its limits.
Get to know us01 The notebook
The choices behind a clear chart.
Mean and median see different details
Two summaries of the same collection can emphasize different aspects of it.
What an environment is for
A test space is useful when its differences from everyday use are deliberate.
02 Keep exploring
Find another useful way to show the question.
A dictionary for your columns
Short definitions can prevent a table from depending on one person’s memory.
Resolution is not the whole measurement
The smallest displayed step and the accuracy of a result are different ideas.
The denominator changes the story
A percentage describes a relationship with a group that needs to be named.
03 A closer look
A visual worth reading twice.
Moving together does not explain why
A relationship between two quantities can suggest a question without establishing its cause.
A small idea to take with you
Read the axis before the pattern
Choose a chart and describe its scale, units, and time window. Then explain the pattern using the values as well as the shape.