Gorillas in the missed

Top line. A gorilla walked onto a basketball court, thumped its chest, and left—unseen by most. No-one was blind. Just intensely focused. The brain’s 22-watt limit forces it to preconsciously spotlight what it frames as important—and suppress the rest. Read this to learn how to strategically apply subconscious inattentional blindness to your messages.

In 1999, a gorilla walked onto a basketball court. Stopped. Thumped its chest. And walked off. Most of the participants didn’t notice the gorilla at all.

The gorilla was a player in the now-iconic behavioural science experiment by psychologists Christopher Chabris and Daniel Simons. Participants were shown a short video of people passing a basketball and asked to count the passes made by players in white shirts. Midway through the scene, a person in a full gorilla suit walked into the shot, faced the camera, pounded their chest, and exited. Incredibly, very few participants recalled the larger-than-life gorilla’s appearance.

The study, titled Gorillas in Our Midst, proved a powerful point: when the brain is directed to focus attention, it suppresses everything else. The more concentrated the task, the more invisible other data becomes.

Missing the gorilla wasn’t a mental glitch in the experiment participants minds. It was a function of how the 22-watt brain manages its limited processing capacity. Inattentional blindness is the result of selective attention, the brain’s built-in subconscious energy-saving system. It protects against cognitive overload by concentrating attention on what feels most relevant—and filtering out everything else. Including chest-thumping gorillas.

Skilled behavioural scientists and strategic communicators have long exploited inattentional blindness to influence perception. During the Afghanistan War, governments intent on avoiding public scrutiny embedded journalists at platoon level—ensuring media stories stayed tightly focused on daily heroism and local events. The bigger question—whether the war itself was justified—fell outside the mental frame. And got zero attention. Like the gorilla.

What inattentional blindness means for messaging

By using deliberate cues—visual, verbal, or emotional—marketers can prime the subconscious to construct a narrow attentional frame. Once that frame is in place, the brain concentrates its limited resources on what’s inside it—and suppresses everything outside. Including competing messages.

By shaping the brain’s preconscious framing system, you shape what enters the spotlight—and what disappears.

How to exploit inattentional blindness in your messaging

To strategically shape what the brain focuses on—and what it excludes—design your message to help the subconscious construct a tight attentional frame that concentrates energy where you want it:

• Trigger intuitive framing fast: Use cues—visuals, headlines, symbols, or emotion—to help the subconscious lock onto what the message is about before conscious thought kicks in. The earlier the frame forms, the more energy it draws—and the more competing data gets excluded.
  • Anchor the frame in personal stakes: Make what’s in-frame feel urgent and self-relevant: a potential gain, threat, identity cue, or status shift. Relevance tells the brain the message is worth processing—at the cost of everything else.
  • Keep the frame tight: Don’t dilute the spotlight. One sharp idea, clearly framed, ensures the brain channels its 22 watts into a single stream. That tight focus automatically filters out all out-of-frame content—without effort.

The bottom line

The gorilla wasn’t missed by accident—it was excluded by design. Brands can leverage the same principle. The brain’s energy-saving system focuses only on what it frames as important. Frame your message sharply, and you don’t just win attention—you eliminate the competition. Don’t fight for focus. Shape it.

About

Jonathan Hall is the CEO of ThinkWorks, a behavioural science consultancy that helps organisations move more minds with influence and narrative science. ThinkWorks blends the disciplines of business and brand strategy, behavioural science, and storytelling art to produce messaging tactics that persuade effectively.

Jonathan is a graduate of Wits Business School, has trained in strategic modelling at Aix-Marseille University in France, and is certified in behavioural economics, brand, and narrative science.

He is the author of the e-books The Power of Brand Story and BrainSell. His work has earned several accolades, including the IMM Marketing Company of the Year award, a Deloitte Best Company to Work For award, and a PSA Innovator of the Year award.

To find out if ThinkWorks can help your organisation influence the minds you target, contact ThinkWorks for a no-obligation exploration.

jonh@thinkworks.co.za | +27 83 251 0716

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