The Question of Inner Seeing

Close your eyes and picture a red apple. What do you see?

For most people, an image appears — perhaps vivid and detailed, perhaps vague and fleeting. For others, nothing appears at all. Only darkness.

This is not a failure of imagination. It is a natural variation in how the human mind works — and it has a name: aphantasia.

What Is Aphantasia?

Aphantasia is the inability to voluntarily generate visual mental imagery — the experience of having a “blind mind’s eye” . The term was coined in 2015 by a team led by Professor Adam Zeman at the University of Exeter .

The word comes from ancient Greek: “a” (without) + “phantasia” (the ancient philosopher Aristotle’s word for the mind’s eye). Aphantasia literally means “without a mind’s eye” .

An important distinction: Aphantasia refers specifically to the absence of voluntary visual imagery. It does not mean an absence of imagination. People with aphantasia still imagine — they simply do so through other channels: concepts, words, bodily sensations, spatial awareness, and emotional knowing.

A Brief History: From Galton to Zeman

The phenomenon of imagery absence has been recognized for well over a century. In the 1880s, the British psychologist Sir Francis Galton conducted the first systematic study of mental imagery. He asked participants to rate the vividness of their “breakfast table as you sat down to it this morning” and was surprised to discover that some scientists reported having “no visual imagery at all” .

Galton wrote that among his sample of scientists, several described their thinking as “not of the nature of a spontaneous vision” but rather “the symbols of facts,” with one reporting that his “powers are zero” .

Despite these early observations, the phenomenon was largely neglected for over a century. In 2010, Zeman and colleagues published a case study of a man who lost his ability to visualize after surgery, reigniting scientific interest . This led to the 2015 paper that formally introduced the term “aphantasia” .

Since then, the term has gained widespread recognition. After their initial publication, Zeman and colleagues were contacted by over 14,000 people from around the world, many of whom had gone their whole lives without realizing others could actually “see” images in their minds .

How Common Is Aphantasia?

Aphantasia is more common than many people realize. Research consistently finds that approximately 3.9% of the population — roughly 1 in 25 people — experiences congenital aphantasia (Dance et al., 2022) . Some studies using broader self-identification have found rates as high as 8.9%, though stricter questionnaire-based measures yield the lower figures (McKay et al., 2023) .

This means that in a typical classroom or office, several people likely have a blind mind’s eye — and many may not realize that others experience mental imagery differently .

It appears to run in families more often than would be expected by chance, suggesting a genetic component (Zeman et al., 2020) .

What Does Aphantasia Feel Like?

People with aphantasia describe a range of experiences. Some report that when they try to visualize, they experience “just…black” (Shomstein, 2024) . One person described it as being “behind a dark curtain” (Kutsche et al., 2026) .

Others describe a form of “non-visual knowing” — they know what a familiar face looks like, they can describe it, but they do not see it in their mind’s eye. It is like a computer that processes data without displaying it on a screen.

Many people with aphantasia go through their whole lives without realizing their experience is different. As one researcher with aphantasia put it: “I could describe an apple. I knew its shape, its texture, its taste. But when I tried to picture one in my mind, it was just…black” (Shomstein, 2024) .

Aphantasia and Other Senses: Beyond the Visual

Aphantasia is not always limited to vision. Research shows that approximately half of those with aphantasia describe an absence of wakeful imagery in all sensory modalities (Zeman et al., 2020) . Some people also lack:

• Auditory imagery — the ability to “hear” sounds in the mind

• Tactile imagery — the ability to imagine touch or texture

• Gustatory and olfactory imagery — the ability to imagine taste or smell

However, the experience is highly individual. Around half of those with aphantasia do experience imagery in other sensory domains (Dawes et al., 2020) . The condition exists on a spectrum, and not everyone with aphantasia experiences it the same way.

The Neuroscience of Aphantasia

The Fusiform Imagery Node (FIN)

Recent neuroscientific research has identified a key brain region involved in visual mental imagery: the Fusiform Imagery Node (FIN), located in the left fusiform gyrus on the underside of the brain, near the ears .

The FIN appears to be a “semantic integration hub” that acts as a bridge between semantic information (knowledge and meaning) and visual information, essential for constructing mental images (Lieto et al., 2025) .

Research using high-resolution 7 Tesla fMRI has shown that in people with aphantasia, there is a functional disconnection between the FIN and frontoparietal control regions (Lieto et al., 2025) . In other words, the brain’s visual processing regions may activate, but the connection to conscious control regions is disrupted — the image is “almost there” but cannot become consciously visible.

Connectivity, Not Location

Lesion studies provide causal evidence for this mechanism. Researchers identified 12 cases where people lost the ability to visualize after brain injury. The lesions were located in different brain regions — but remarkably, 100% of these lesion locations were functionally connected to the left fusiform imagery node (Kutsche et al., 2026) .

This suggests that aphantasia is not caused by damage to a single “imagery center” but by the disconnection between visual processing regions and the semantic integration network. This connectivity is what accounts for individual variation in imagery vividness — from aphantasia to hyperphantasia (Lieto et al., 2025) .

The Hippocampus and Memory

The hippocampus, a seahorse-shaped structure deep in the brain essential for memory, also plays a role. Research shows that during autobiographical memory retrieval, aphantasic individuals show decreased hippocampal activation and increased activation in the visual cortex compared to controls — along with reduced functional connectivity between these regions (Monzel et al., 2024) .

In simple terms: the visual cortex activates, but the hippocampus (which integrates memory and imagery) does not coordinate with it effectively. The information is processed but not assembled into a conscious visual experience.

Aphantasia and Memory: How It Affects Remembering

People with aphantasia often report differences in how they remember the past.

Participants with aphantasia report an elevated rate of difficulty with autobiographical memory compared to those with hyperphantasia (Zeman et al., 2020) . They describe fewer internal and emotional details, are less confident about their memories, and report less vivid recollection (Monzel et al., 2024) .

However, this does not mean memory is impaired in a global sense. Aphantasic individuals often remember facts and details well — they just do not “re-experience” events with sensory richness. This suggests that visual imagery plays an important role in detail-rich, vivid autobiographical memory, but is not essential for memory itself (Monzel et al., 2024) .

Aphantasia and Dreams

One of the more intriguing findings about aphantasia is its relationship to dreaming.

While most people with aphantasia do dream visually — suggesting that dream imagery and voluntary imagery involve different neural mechanisms — they report fewer and qualitatively impoverished dreams compared to typical visualizers (Dawes et al., 2020) .

Some people with aphantasia report dreaming without images or feeling that they do not dream at all (Zeman et al., 2020) . This dissociation between voluntary visual imagery (imagination) and involuntary dream imagery (dreaming) suggests that these processes may be supported by different neural pathways.

Is Aphantasia a Disorder?

No. Aphantasia is not a disorder, a disability, or a deficit. It is a natural variation in human experience — like being left-handed .

Researchers emphasize that aphantasia “doesn’t appear to be a cognitive deficit” (Shomstein, 2024) . People with aphantasia lead successful, creative, fulfilling lives. Many are writers, artists, musicians, scientists, and engineers (Zeman et al., 2020) .

Key Takeaways

• Definition — Aphantasia is the inability to voluntarily generate visual mental imagery: a “blind mind’s eye” (Zeman et al., 2015).

• Prevalence — Approximately 3.9% of the population — about 1 in 25 people (Dance et al., 2022).

• Neural Basis — Functional disconnection between the fusiform imagery node and frontoparietal control regions (Lieto et al., 2025).

• Memory — Reduced autobiographical memory vividness, but not memory loss (Monzel et al., 2024).

• Dreaming — Most dream visually, but with fewer and less rich dreams (Dawes et al., 2020).

• Not a disorder — A natural variation, not a cognitive deficit (Zeman et al., 2020).

Conclusion: The Spectrum of Human Experience

Aphantasia is not a limitation — it is a different way of experiencing the world. The variation in how people imagine is as natural as variation in height or handedness. There is no “normal” way to imagine.

The important point is that imagination is not limited to visualization. People with aphantasia still imagine through concepts, words, bodily sensations, spatial awareness, and emotional knowing. The capacity is the same — the channel is different.

References

• Dance, C. J., et al. (2022). What is the prevalence of aphantasia? Cortex, 152, 15–25. 

• Dawes, A. J., et al. (2020). A cognitive profile of multi-sensory imagery, memory and dreaming in aphantasia. Scientific Reports, 10(1), 10022. 

• Galton, F. (1880). Statistics of mental imagery. Mind, 5(19), 301–318. 

• Kutsche, J., et al. (2026). Lesions causing aphantasia are connected to the fusiform imagery node. Cortex, 197, 1–12. 

• Lieto, F., et al. (2025). Aphantasia as a functional disconnection. Trends in Cognitive Sciences. 

• Monzel, M., et al. (2024). Hippocampal-occipital connectivity reflects autobiographical memory deficits in aphantasia. eLife. 

• Zeman, A., et al. (2015). Lives without imagery – Congenital aphantasia. Cortex, 73, 378–380. 

• Zeman, A., et al. (2020). Phantasia – The psychological significance of lifelong visual imagery vividness extremes. Cortex, 130, 426–440.