Adjust, and adjust some more
Kaiser looks at an interactive chart in the Financial Times.
line chart
Excess delay
Kaiser finds a chart that analyzes London's congestion charging programme.
Neither the forest nor the trees
Kaiser attempts to read a treemap of stock market values.
The cult of raw unadjusted data
Kaiser looks at a chart that supposedly says nothing.
Vaccine researchers discard the start-at-zero rule
Kaiser revisits the practice of manipulating the vertical axis of a column chart.
Another simple Excel chart needs help
Kaiser Fung, founder of Principal Analytics Prep and Junk Charts, takes apart an Elon Musk chart, created using some Excel defaults.