The Hill and the Valley
There are people who climb the hill to see the whole valley.
Others just start building in the valley.
In a recent poll among doctors, five chose the first, two chose the second. More people stayed silent than answered. That too is data.
The Two Modes
One kind of thinking steps back. It looks for patterns,
connections, the structure underneath things. It wants to understand how
everything fits together before acting. Call it the overview mind.
The other kind leans forward. It makes things, fixes things,
tries things. It thinks by doing, and figures out the pattern later -- sometimes
without naming it. Call it the maker mind.
Neither is superior. They are genuinely different cognitive
styles, and both are essential.
What the Brain Says
Neuroscience has begun to map these two modes onto actual
brain circuits.
Figure
1 Three brain
networks that underlie the two thinking modes. The blue network steps back and
reflects. The red network engages and acts. The orange network in the middle
decides which one takes over -- and when. [https://doi.org/10.1038/s41386-021-01152-w].
ACC: Anterior Cingulate Cortex; AI: Anterior Insula; DLPFC: Dorsolateral PFC;
PCC: Posterior Cingulate Cortex; PFC: Prefrontal Cortex; PPC: Posterior Parietal
Cortex; VMPFC: Ventromedial PFC.
The overview mind corresponds to what researchers call the Default
Mode Network -- a set of
regions that activate when we step back, see the big picture, and reflect on
how things relate to each other. The name is misleading; there is nothing
passive about it. It is a network involved in integration, simulation, and the
long view.
The maker mind draws on the executive and motor networks --
circuits involved in initiating action, learning through doing, and building
skilled sequences of behaviour. The basal ganglia, deep in the brain, are
central here. They are ancient, fast, and built for making things happen.
Interestingly, in most people these two networks are in
tension -- when one is active, the other quiets down. But when this opposition
loosens, both networks can run together. This is not a third personality type --
it is more a fluency, a practised ability to shift between modes as the
situation demands.
What This Means for Doctors
Medicine is one of the few professions that demands both
modes, often within the same hour.
Diagnosis is largely an overview mind task. You are
pattern-matching across symptoms, history, and data. You are climbing the hill
to see the whole valley. A good diagnostician holds the whole picture, resists
premature closure, and keeps asking: what else could this be?
A procedure, an operation, an emergency intervention -- these
are maker mind tasks. Thinking by doing. Hands that know before the mind
articulates. The hesitant surgeon, waiting to fully understand before cutting,
is dangerous. At some point you have to build in the valley.
Perhaps you move fluidly between the two. That is why you may have felt that the dichotomy of the poll is artificial. This fluidity is not a fixed trait so much as a skill you have developed: zooming out to see the whole patient, then zooming in to act with precision, then zooming out again to reassess. The mode shifts; the person remains the same.
An Old Idea in Two Traditions
The Greeks called making a form of knowing - poiesis. The
Bhagavad Gita made a similar distinction: Jnana -- understanding; Karma
-- action. Different languages, same intuition: knowing and doing are not the
same. But neither is complete without the other.
Comments
Post a Comment