How Not to Lie with Charts
Data visualizations can be designed to inform or misinform - let's try and do the former
How Not to Lie with Charts is an investigation into the 5 ways that charts can lie that were identified by Albert Cairo in his book How Charts Lie: Getting Smarter about Visual Information.
The book is a mine of useful, well-written information about how charts can deceive us and what to do about it. I thoroughly recommend it.
My article is an introduction which runs briefly through examples of charts that don’t tell the whole truth.