The Origin
The gold standard for the "Third Wave" coffee movement. Originally created in 1995, it was scientifically updated in 2016 by the Specialty Coffee Association (SCA) and World Coffee Research (WCR).
The Architecture
A vibrant, color-coded system based on sensory science. It is designed to be read from the center (basic tastes like Sweet/Sour) outward to specific notes linked to fermentation and roast levels.
The Flavor Landscape
It is incredibly granular on fruit and sweetness, distinguishing between Berry, Dried Fruit, Citrus, and Stone Fruit. It also covers Nutty/Cocoa, Spices, and Roasted notes.