Why Do We Doodle While Talking on the Phone?

The Neuroscience of Doodling: Why Your Brain Craves the Pen and Paper

At its core, the human brain is a prediction machine that demands a specific level of sensory input to remain in an optimal state of alertness. When we are engaged in passive activities, such as listening to a long conference call or a lecture, the brain's default mode network (DMN)—the part of the brain responsible for daydreaming and mind-wandering—frequently activates. This is where the act of doodling serves as a functional 'cognitive anchor.' By performing a low-effort, repetitive motor task, we occupy just enough of our executive function to keep the DMN in check without overwhelming the cognitive resources required to process auditory information. This concept was famously validated in a 2009 study by psychologist Jackie Andrade. In her experiment, participants were asked to listen to a dull, two-and-a-half-minute telephone message. Half of the group was instructed to shade in shapes while listening, while the control group sat still. The results were striking: the doodlers recalled 29% more information than their non-doodling counterparts. This suggests that the motor act of sketching creates a 'Goldilocks' zone of stimulation—enough to prevent the brain from drifting into a bored, unfocused state, but not so much that it causes interference with the primary task.

From a neurobiological perspective, this phenomenon relies on the interaction between our visual-spatial processing and our auditory memory. When we doodle, we are utilizing the 'visuospatial sketchpad,' one of the components of working memory described in the Baddeley-Hitch model. By offloading some of our restless energy into this sketchpad, we effectively free up the 'phonological loop,' which is responsible for processing sound and speech. Instead of the brain dedicating resources to fighting off boredom or managing internal distractions, it can dedicate those saved resources to the incoming audio. Furthermore, the act of drawing—whether it's geometric patterns, stylized flowers, or abstract squiggles—activates the motor cortex. This activation provides a subtle form of physiological arousal. This arousal helps maintain the baseline level of cortisol and catecholamines necessary for sustained attention. Rather than being a sign of distraction, doodling is a sophisticated, self-regulatory mechanism that our brains have evolved to cope with information-dense but physically sedentary environments. It is essentially a background process that optimizes our hardware for the primary task at hand, ensuring we stay tethered to the conversation even when our surroundings offer little external stimulation to keep us anchored.

How to Use Doodling as a Productivity Tool

If you find your mind wandering during long meetings or virtual calls, don't feel guilty about grabbing a pen. Instead, view doodling as a strategic tool for active listening. To maximize its benefits, focus on 'unconscious' doodling rather than 'artistic' doodling. The goal is to keep your hand moving with minimal cognitive load. Abstract shapes, repetitive patterns, or geometric shading are perfect because they require zero planning or high-level creative decision-making. Avoid drawing complex scenes or writing extensive notes, as these tasks demand too much executive function and will eventually compete with the audio you are trying to process. If you are in a digital-only environment, consider using a physical notepad rather than a screen-based drawing app to keep the sensory feedback loop tactile. By incorporating this simple, low-stakes physical movement into your routine, you can effectively mitigate the 'zoning out' phenomenon. Treat it as a form of mental fidgeting that keeps your focus sharp and your retention rates high, turning otherwise tedious sessions into opportunities for deeper engagement and improved memory consolidation.

Why It Matters

In our modern, high-distraction era, the ability to maintain focus is a competitive advantage. We are constantly bombarded by digital notifications and ambient noise, making it increasingly difficult to remain present during long-form communication. Understanding the science of doodling empowers us to reclaim our attention. It teaches us that focus is not merely an act of willpower, but a dynamic state that requires proper management of our cognitive load. By embracing small, repetitive tasks, we can regulate our internal states, reduce the fatigue associated with prolonged screen time, and ultimately extract more value from our professional and academic environments. This shifts the narrative of doodling from a 'bad habit' of the disengaged to a 'proactive strategy' of the high-performer, demonstrating that sometimes the best way to listen is to keep your hands moving.

Common Misconceptions

A persistent myth about doodling is that it serves as a sign of boredom or disrespect to the speaker. While the visual of someone scribbling might imply they aren't 'looking' at the presenter, science tells us that auditory retention is often improved when the hands are busy. The brain does not require visual contact to process speech; in fact, the lack of visual stimuli can sometimes lead to decreased focus. Another misconception is that doodling is a sign of a scattered or unorganized mind. Critics often view it as a symptom of ADHD or hyper-arousal. However, research indicates that for many, it is the exact opposite: it is an organized, self-correcting mechanism used to dampen internal noise and focus on external input. Finally, people often assume that 'better' drawing leads to better results. You don't need to be an artist to reap the benefits. In fact, if you focus too hard on making the doodle look good, you've crossed the line from a cognitive stabilizer to a distraction. The 'uglier' and more mindless the doodle, the more effectively it serves the brain.

Fun Facts

• Doodling activates the brain's default mode network in a way that can spark creative problem-solving during 'boring' tasks.
• Famous doodlers include several U.S. Presidents, including Ronald Reagan and John F. Kennedy, who were known to sketch during high-level meetings.
• The word 'doodle' was first used in the early 17th century to describe a fool or a simpleton, but its meaning evolved to describe the act of scribbling during the 1930s.
• Doodling is considered a form of 'expressive art therapy' because it allows the subconscious to release tension without the pressure of creating a masterpiece.

Related Questions

• Why does doodling help with memory retention?
• Is it better to doodle with a pen or on a digital device?
• Can doodling help people with ADHD focus?
• What is the difference between doodling and artistic sketching?