The Herrmann Brain Dominance Instrument (HBDI), developed by American creativity researcher and author Ned Herrmann, categorizes cognitive and thinking preferences into four distinct quadrants. These quadrants represent different approaches to learning and problem-solving based on brain dominance. The HBDI framework highlights those engaging multiple quadrants fosters diverse and enriched learning experiences.

Note: These color codes are copyrighted by Herrmann Brain Dominance Instrument(HBDI), which is a registered trademark of Herrmann International. This representation is for educational purposes only.