Woodcock–Johnson Tests of Cognitive Abilities

The Woodcock–Johnson Tests of Cognitive Abilities is a set of intelligence tests first developed in 1977 by Richard Woodcock and Mary E. Bonner Johnson (although Johnson's contribution is disputed). It was revised in 1989, again in 2001, and most recently in 2014.

Source: Wikipedia — Woodcock–Johnson Tests of Cognitive Abilities (CC BY-SA 4.0)