Melvil Dewey: The King of Classification

September 9th, 2010

Peruse the offerings in any of 200,000 libraries around the world, and you’ll see the footprint of one man: Melvil Dewey. Creator of the Dewey Decimal Classification, Melvil Dewey (1851-1931) was an education reformer, and took it upon himself to codify Francis Bacon’s knowledge structure with a set of numbers, and apply those numbers to [...]

Edward Tolman: Pioneering Cognitive Mapping

September 6th, 2010

When you use SpicyNodes for concept mapping, it feels right. That’s by design. It feels natural because the linked nodes largely mimic the way the brain works. But while linking prior knowledge to form new connections seems intuitive, this process wasn’t acknowledged until the mid-20th century, when cognitive behavioral psychologist Edward Tolman coined the term [...]

ReVisioning Trees

July 27th, 2010

A new blog post on the Shape of Thought blog takes an illustrated look at various trees which have appeared and reappeared in visual representations over the centuries. This complements some interesting pages on our SpicyNodes site on navigating maps, natural spaces, and browsing hierarchies. The tree is history’s most enduring symbol, one that demonstrates [...]