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Home Refrigerators Correlated to Drop in Stomach Cancer Deaths (Percent Decrease)

Refrigerators Correlated to Drop in Stomach Cancer Deaths (Percent Decrease)graph by Iryna Suprun; slow reveal by Jenna Laib (Slide deck includes notes and questions to elicit discourse) Type of Graph: line graph Visualization Source: Suprun, Iryna. "Refrigerator Against Stomach Cancer." Voronoi: October 24, 2025. Data Sources: Our World In Data. "Stomach Cancer Death Rate." WHO… Continue reading Home Refrigerators Correlated to Drop in Stomach Cancer Deaths (Percent Decrease)

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Amazon vs eBay was a close competition — until it wasn’t

Amazon vs eBay was a close competition -- until it wasn'tgraph by Hyunsoo Rim and David Crowther/Chartr, slow reveal by Jenna Laib (Slide deck includes notes and questions to elicit discourse) Type of Graph: line graph Visualization Source: Rim, Hyunsoo and David Crowther (2025). "eBay battled tech giants like Amazon and Meta for years. Now… Continue reading Amazon vs eBay was a close competition — until it wasn’t

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The History of Book Production in Western Europe: Innovation & Economic Growth

The History of Book Production in Western Europe: Innovation & Economic Growthgraph by Max Roser/Our World in Data, slow reveal by Jenna Laib (Slide deck includes notes and questions to elicit discourse) Type of Graph: line graph Visualization Source: Max Roser (2021) - “What is economic growth? And why is it so important?” Published online… Continue reading The History of Book Production in Western Europe: Innovation & Economic Growth

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Number of People Per Representative in the US (1789-2017)

Number of People Per Representative in the US (since nation's founding)graph by Drew DeSilver/Pew Research, slow reveal by Aristotle Ou (Slide deck includes notes and questions to elicit discourse) Type of Graph: line graph Visualization Source: DeSilver, Drew (2018). "U.S. population keeps growing, but House of Representatives is same size as in Taft era." Pew Research Center: May 31, 2018. Data Source: Pew Research Center"Decennial census (for years… Continue reading Number of People Per Representative in the US (1789-2017)

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The Number of Female CEOs Is Rising

In 2015, there were more CEOs of S&P 500 companies named John or Jon than there were CEOs that were women. How has this changed in the years since?

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Domino’s Has Quietly Become the Biggest Pizza Chain in the World

Domino's has quietly become the biggest pizza chain in the worldgraph from Chartr; slow reveal by Lori MacKenzie (Slide Deck includes notes and questions to elicit discourse) Type of Graph: line graph Visualization Source: Chartr, "Pizza: Domino's couldn't convert in Italy — a rarity for the pizza giant." Chartr.co, August 12, 2022. Data Source: Company Filings… Continue reading Domino’s Has Quietly Become the Biggest Pizza Chain in the World

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Population of the New England Colonies

How many people were living in New England between 1620 and 1750? How do the demographics break down by race? What can we deduce from the shifts in population? Click to access the slide deck, and learn more about math & content connections.