Cognitive biases are systematic patterns of deviation in the mind's judgments — the predictable ways citta distorts perception in service of efficiency, self-protection, and coherence-seeking. The Sutras name five categories of vṛtti including error (viparyaya) and conceptual construction (vikalpa) that map cleanly onto what modern cognitive science calls bias. Cataloguing these patterns is not humiliation but the cartography necessary for clearer seeing.
Each step builds on the last.