Bar charts are hip again and with that we see renewed interest in how to use (and not!) use them to accurately convey information. The classic 'truncated y-axis' approach remains popular (for example, see A History Of Dishonest Fox Charts), but there are additional visual embellishments that can be used to confuse viewers and push a certain message.
This brings us to An Evaluation of the Impact of Visual Embellishments in Bar Charts (slides)
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