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Different Types of Line Graphs (and When to Use Each One)
November 24, 2025
Jacky Fan

Different Types of Line Graphs (and When to Use Each One)

9 Types of Line Graphs Explained: Simple, Multiple, Step, Smoothed, Area, Ribbon, Small Multiples, Sparklines & Polar — Learn exactly when to use each, avoid common pitfalls, and create clear, professional data visualizations.

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The Evolution of Statistical Graphics: From Bar Charts to Dashboards
November 17, 2025
Jacky Fan

The Evolution of Statistical Graphics: From Bar Charts to Dashboards

Trace the evolution of data visualization from Playfair to modern dashboards.

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William Playfair: The Rogue Genius Who Invented the Graphs You See Everywhere
November 9, 2025
Jacky Fan

William Playfair: The Rogue Genius Who Invented the Graphs You See Everywhere

Discover William Playfair, the forgotten genius who invented bar charts, line graphs, and pie charts in the 1780s. Explore his rogue life and lasting impact on data visualization.

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The History of Line Graphs: How One Scottish Engineer Changed Data Visualization Forever
November 5, 2025
Jacky Fan

The History of Line Graphs: How One Scottish Engineer Changed Data Visualization Forever

Explore the fascinating history of line graphs, from William Playfair’s 1786 invention to the digital visualization revolution.

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