No matter what category of apps we’re talking about, subscriptions are expensive. One trend we’ve seen consistently throughout 2025 is companies raising prices across nearly every app category. While ...

Everyone wants a famous logo. Most go about it the wrong way, chasing trends and obsessing over clever tricks nobody sees. This isn't just a gallery of pretty pictures. It's a brutally honest ...

The McDonald's logo isn't just a letter "M"; it’s a masterclass in architectural heritage and psychological conditioning. We study the evolution of the Golden Arches, debunking myths and revealing the ...

This fun logo quiz features five challenging rounds, and includes themed rounds on car logos, food companies and fashion brands. If there’s one thing lockdown taught us, it was that quizzes were a ...

This package is part of Harvard Growth Lab’s portfolio of software packages, digital products and interactive data visualizations. To browse our entire portfolio, please visit The Viz Hub at growthlab ...

This module implements several popular techniques for visualizing hierarchical data: node-link diagrams, adjacency diagrams, and enclosure diagrams such as treemaps and circle-packing.