What is the message? Perspectives on Visual Data Communication
Laura Koesten, Kathleen Gregory, Regina Schuster, Christian Knoll,, Sarah Davies, Torsten M\"oller

TL;DR
This study examines how visual data representations in Scientific American are created and understood, revealing discrepancies between intended messages and audience interpretations over fifty years.
Contribution
It introduces a new message typology and provides in-depth insights into visualization sensemaking from producer, reader, and chart perspectives.
Findings
Visualizations often have misaligned messages with audience interpretations
Textual elements significantly influence understanding of visualizations
A new message typology helps categorize visualization messages
Abstract
Data visualizations are used to communicate messages to diverse audiences. It is unclear whether interpretations of these visualizations match the messages their creators aim to convey. In a mixed-methods study, we investigate how data in the popular science magazine Scientific American are visually communicated and understood. We first analyze visualizations about climate change and pandemics published in the magazine over a fifty-year period. Acting as chart readers, we then interpret visualizations with and without textual elements, identifying takeaway messages and creating field notes. Finally, we compare a sample of our interpreted messages to the intended messages of chart producers, drawing on interviews conducted with magazine staff. These data allow us to explore understanding visualizations through three perspectives: that of the charts, visualization readers, and…
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Taxonomy
TopicsData Visualization and Analytics · Advertising and Communication Studies · Communication and COVID-19 Impact
