Designerly Ways of Knowing

Definition

Designers possess and exercise a characteristic way of thinking—a form of natural intelligence distinct from linguistic, logical-mathematical, or spatial reasoning alone. This "design intelligence" involves seamlessly operating across levels of detail (from systemic goals to physical principles), gathering and structuring problem data, creating coherent patterns that suggest solution directions, and maintaining reflective interaction with representations (sketches, models) while shifting rapidly between concrete and abstract thought.

In the Book

Cross identifies that "there are particular, 'designerly' ways of thinking and working, that set design apart from other forms of cognitive skill." He documents this through comparing healthy and brain-damaged architects performing the same design task. The healthy architect began with problem structuring, moved to preliminary design, then refinement and detailing—with controlled but complex patterns of activity and quick transitions between phases. In contrast, the neurological patient (who had suffered a stroke affecting the right prefrontal cortex) spent vast time on problem structuring but could not transition to problem-solving; his preliminary design was "minimal and erratic, consisting of three independently generated fragments" with no progression. The patient understood the task intellectually but lacked the cognitive capacity for "the relatively simple design task."

Cross argues that design intelligence involves abilities Gardner's taxonomy of multiple intelligences doesn't fully capture: the inventors' competence shouldn't be grouped with dancers and actors under "bodily-kinaesthetic" when the core activity is spatial-constructional problem-solving. Good designers apply "constructive thinking not only in their individual work but also in collaboration in teamwork," shifting fluidly between concrete and abstract levels in dialogue with their medium.

Why It Matters

Recognizing design as a form of natural intelligence reframes the development of design ability. It's not a mystical talent or craftcraft lore, but a trainable cognitive capability grounded in how human brains solve open-ended problems. This opens pathways for explicit training in "designerly" thinking across domains beyond professional design—in strategy, product development, and organizational innovation, where the same pattern-creating, multi-level cognitive work is essential.