The Brand
That Sticks

Who this is for: Business owners and marketing leaders who have wondered why some brands seem to be everywhere — remembered, trusted, chosen — while others spend money on content that vanishes without trace. This guide answers that question. Scientifically.

What you'll walk away with: A working understanding of the neuroscience behind why brands stick — and a clear picture of why short-form social video is the most powerful brand-building tool available to a small or medium business today.

A note on approach: This guide goes deeper than most marketing content. Intentionally. Because the businesses that build lasting brand advantage are the ones that understand why something works — not just that it works. The science here is real, the researchers are cited, and the implications are direct.

By the end, short-form video will make sense to you in a way it probably doesn't yet. Not as a trend to chase. As a neurological mechanism — one that your competitors are almost certainly underusing.

Here is a finding that should permanently change how you think about marketing.

Gerald Zaltman, Professor Emeritus at Harvard Business School and author of How Customers Think, spent years studying the gap between what consumers say influences their decisions and what actually does. His conclusion:

"Ninety-five percent of all cognition — all thinking that drives our decisions and behaviours — occurs in the unconscious mind."

Ninety-five percent.

The rational, deliberate, feature-comparing part of your customer's brain — the part that reads your pricing page and weighs up your reviews — accounts for roughly five percent of the decision. The other ninety-five has already happened. It happened in the car, scrolling a phone, sitting in a waiting room. It happened in the accumulation of impressions, exposures, and emotional signals that built up long before the conscious mind was asked to choose.

This is not a fringe theory. It is the scientific consensus on human cognition, supported by decades of neurological research, confirmed through brain imaging, and documented in the peer-reviewed literature of psychology, neuroscience, and behavioural economics.

And it has a direct, practical consequence for your marketing:

The brand that wins is not necessarily the best product. It is the one that has most thoroughly colonised the unconscious mind of the buyer.

Short-form social video — TikTok, Instagram Reels, YouTube Shorts — is, right now, the most efficient mechanism ever built for doing exactly that. This guide explains why. Starting with the brain.

Understanding the Architecture of Every Buying Decision

To understand how brand works at a neurological level, you first need a functional framework for how the brain processes experience. The most useful one was developed by neuroscientist Paul MacLean at the National Institute of Mental Health in the 1960s, in work he compiled into The Triune Brain in Evolution (1990).

MacLean proposed that the human brain contains three distinct systems, layered over each other in the course of evolution — each with its own logic, its own priorities, and its own response to the world.

A necessary caveat: Modern evolutionary neuroscience — notably the work of Lisa Feldman Barrett, Professor of Psychology at Northeastern University — has challenged the Triune Brain as a strict anatomical model. Barrett and others argue the brain is a far more integrated, interconnected network than a neat stack of evolutionary layers would suggest. MacLean's model is now regarded in neuroscience as an oversimplification of the underlying biology.

We cite it here for what it genuinely is: the most powerful functional framework for understanding how buyers process information. The categories of instinct, emotion, and reason are real and behaviourally observable — even if the neuroscience of how the brain produces them is more complex than three clean layers. Use it as a map, not a blueprint. Maps are useful precisely because they simplify.

Layer 1: The Reptilian Brain (Basal Ganglia)

The oldest layer. Present in reptiles, fish, birds, and every mammal that has ever lived. It governs the fundamentals of survival: territory, dominance, mating, routine, and threat detection.

The reptilian brain does not think. It reacts.

It responds to specific triggers with extraordinary speed — below the threshold of conscious awareness. Those triggers include: movement (is something coming toward me?), faces (friend or threat?), contrast (what has changed in my environment?), novelty (is this new, and therefore potentially dangerous or useful?), and dominance signals (who is in control here?).

This is the layer that decides, in the first fraction of a second, whether to pay attention.

If your marketing does not pass the reptilian filter — if it fails to trigger attention before the conscious mind is even engaged — nothing else matters. The rational arguments, the pricing, the testimonials: all irrelevant if the reptilian brain has already moved on.

This is why the first three seconds of a video are not a creative preference. They are a neurological requirement.

Layer 2: The Limbic System (Emotional Brain)

The second layer — present in all mammals, including humans — processes emotion, memory, and social bonding. It includes the amygdala, hippocampus, and related structures.

Neuroscientist Joseph LeDoux at New York University, whose research into the amygdala has defined our understanding of emotional memory, demonstrated that emotional events are encoded with significantly greater strength and persistence than neutral ones. In his landmark work The Emotional Brain (1996), LeDoux showed that the amygdala creates what he called "emotional memories" — memories that carry affective charge, are retrieved faster than neutral memories, and shape future behaviour without the person consciously knowing why.

In plain terms: your customers remember how your brand made them feel long after they have forgotten what you said.

This is the layer where brand associations live. The feeling of trust, familiarity, warmth, excitement, or aspiration that a brand evokes — all of this is limbic. It is emotional, not rational. And it is more powerful than any rational argument you could make for your product.

Layer 3: The Neocortex (Rational Brain)

The youngest, outermost layer. Unique in its complexity to humans. Home to language, logic, analysis, and deliberate reasoning.

This is the layer that reads your pricing page. That compares your features against a competitor's. That constructs the rational justification for a decision.

Here is what MacLean's framework illustrates — and what Damasio's own research independently confirms: in most buying decisions, the rational mind does not lead. It follows. It arrives after the reptilian brain has decided whether to pay attention and after the limbic brain has formed an emotional response — and it constructs a rational explanation for a decision that has largely already been made.

Antonio Damasio, Professor of Neuroscience at the University of Southern California and one of the most cited scientists in the world, demonstrated this with devastating clarity in his 1994 book Descartes' Error. Damasio's research on patients with damage to the ventromedial prefrontal cortex — people with fully intact intelligence but impaired emotional processing — found that they became incapable of making decisions. Not because they couldn't analyse options. Because without the emotional signal telling them which option felt right, the rational mind had no basis on which to choose.

Damasio wrote:

"Feelings are not a luxury. They are a means of communicating our own states of mind to others, but they are also a way of guiding our own decisions."

The implication for brand is stark: a brand that fails to generate emotional response will not be chosen, regardless of how rational a case it makes. The absence of feeling is not neutrality. It is invisibility.

What this means for your marketing

Every piece of content you produce — every video, every post, every ad — travels through these three layers before it has any effect on buying behaviour.

It must first pass the reptilian filter (attention — or nothing). Then it must activate the limbic response (feeling — or no memory formed). Then the neocortex arrives to justify the choice — but only if the first two layers allowed it through.

This is the architecture you are designing for. Not a demographics profile. Not a customer persona. A brain.

Why Familiarity Becomes Preference — Without You Knowing It

In 1968, social psychologist Robert Zajonc at the University of Michigan published a paper in the Journal of Personality and Social Psychology that would become one of the most cited studies in the history of psychology.

The experiment was simple: participants were shown a series of stimuli — Chinese characters, photographs of faces, geometric shapes — some frequently, some rarely, some only once. They were then asked which they preferred.

The finding was striking: people consistently preferred stimuli they had seen more frequently, regardless of whether they consciously remembered seeing them.

They weren't choosing what was objectively better. They weren't choosing what they had consciously evaluated. They were choosing what was familiar — and familiarity, operating entirely below conscious awareness, had become indistinguishable from preference.

Zajonc called this the mere exposure effect, and he was precise about its mechanism:

"Preferences need no inferences. The mere repeated exposure of the individual to a stimulus object enhances his attitude toward it."

No evaluation required. No conscious recognition required. Just exposure — repeated, consistent exposure — creating a pull toward the familiar that feels, from the inside, like a genuine preference.

Byron Sharp and Mental Availability

Marketing scientist Byron Sharp, Professor at the Ehrenberg-Bass Institute for Marketing Science at the University of South Australia and author of How Brands Grow (2010), built on the neuroscience with one of the most important marketing concepts of the last twenty years: mental availability.

Mental availability is Sharp's term for the probability that a buyer thinks of your brand in a purchasing situation. Not awareness — people can be aware of your brand without thinking of it when they're ready to buy. Mental availability is specifically about whether your brand comes to mind at the moment of decision.

Sharp's research showed that brand growth correlates more strongly with mental availability than with product superiority, price advantage, or customer satisfaction. The brand that is thought of first, in the most buying situations, by the most buyers — wins.

Mental availability is built through what Sharp calls distinctive brand assets: the visual codes, tonal signatures, sonic triggers, and associative patterns that, through repeated exposure, become lodged in memory as markers of your brand. Your colour palette. Your voice. The way your content looks and feels. The consistent signals that say, without words: this is us.

The Zajonc and Sharp findings converge on the same practical conclusion:

Consistency of brand exposure, over time, builds a preference that operates below the level of conscious decision-making — and that preference drives choice at the moment of purchase.

You are not trying to be remembered. You are trying to be familiar. There is a difference — and it matters enormously for how you approach social media.

TikTok, Reels, and the Brain

Everything described in the previous two sections — the reptilian triggers, the limbic memory formation, the mere exposure effect, the building of mental availability — requires one thing above all else to function:

Repeated exposure to an audience of sufficient size.

For most of the history of advertising, this was expensive. Television, print, radio, outdoor — reach was proportional to budget. Small businesses could not build the frequency of brand exposure that mental availability requires. The playing field was not level.

Short-form video has changed this.

TikTok and Instagram Reels operate on an interest graph, not a social graph. Unlike Facebook or LinkedIn — where your content is served primarily to people who already follow you — TikTok and Reels actively distribute content to people who have never encountered your brand, based on signals that suggest they might find it relevant. The For You Page on TikTok delivers the majority of video views from non-followers, giving new accounts a genuine path to discovery that legacy platforms don't offer.

A note on 2026 reality: the era of effortless viral reach for new accounts has tightened. Feeds are more saturated, algorithms are more demanding, and pure organic reach is smaller than it was in the platform's earlier years. Two things have changed the game. First, TikTok now functions significantly as a search engine — users actively searching for recommendations, tutorials, and local services. Content built around searchable intent ("best [service] in [city]", "how to [problem you solve]") can reach highly relevant audiences organically. Second, the smartest brand strategy in 2026 is a hybrid model: use organic content as the testing ground — the videos that pass the reptilian filter and generate genuine engagement are your proven creative — then put paid spend behind those winners via TikTok Spark Ads to scale the reach. Organic earns the signal. Paid amplifies it.

This is not a feature. It is the most significant structural change in organic brand reach since the invention of broadcast television. And the content format itself is neurologically optimised.

The reptilian triggers in every frame

Short-form video activates the reptilian layer more reliably than any other content format:

Movement. Video is inherently kinetic. The reptilian brain, calibrated over millions of years to detect movement in the environment as a survival signal, cannot easily ignore it. A static image must work hard to earn attention. A moving image demands it.

Faces. The human brain has a dedicated neural region — the fusiform face area in the temporal lobe — whose sole function is recognising and processing faces. We are neurologically hardwired to look at human faces before almost anything else in our visual field. Content featuring real human faces consistently outperforms faceless content on engagement, recall, and emotional response. This is not preference. It is anatomy.

Novelty. The dopaminergic reward system — the brain's mechanism for reinforcing behaviours — is activated by novelty. The anticipation of something new triggers a dopamine release that motivates continued engagement. The short-form video format, with its rapid succession of new content, is a near-perfect dopamine delivery mechanism. The brain wants to see what comes next.

The pattern interrupt. Neuroscientists studying attention have consistently found that the brain's orienting response — the automatic, involuntary shift of attention toward an unexpected stimulus — is one of the most powerful forces in directing conscious awareness. A video that opens with something unexpected, incongruous, or emotionally charged triggers the orienting response before the viewer has consciously decided to watch.

This is the neuroscience behind the "hook." The first three seconds of a short-form video either trigger the reptilian brain's orienting response — or the viewer scrolls. There is no middle ground.

The limbic engagement in what follows

Once reptilian attention is secured, the limbic system takes over. This is where the emotional content of your video — the story, the humour, the moment of recognition, the surprising reveal, the genuine human moment — forms the memory that will later surface as brand preference.

Paul Zak, Professor of Economics and founding Director of the Center for Neuroeconomics Studies at Claremont Graduate University, has conducted extensive research into the neurological basis of trust and connection. In research published in the Harvard Business Review (2014), Zak found that stories with a clear narrative arc and a character under tension cause the brain to synthesise oxytocin — the neuropeptide associated with social bonding, empathy, and trust.

Zak's experiments showed that after watching an emotionally resonant character-driven story, participants were significantly more likely to donate money to charity, help a stranger, and — critically — make purchasing decisions aligned with the story's implied values.

His finding:

"Character-driven stories with emotional content result in a better understanding of the key points a speaker wishes to make and enable better recall of these points weeks later."

A thirty-second Reel that tells a genuine story — a problem encountered, a service delivered, a customer's life slightly improved — is doing something neurologically profound. It is triggering oxytocin. Building trust. Forming an emotional memory. The brand behind that video is becoming associated, in the limbic system, with the feeling that story generated.

Why Video Creates Connection That No Other Format Can

In 1992, neuroscientist Giacomo Rizzolatti and his team at the University of Parma made one of the most significant accidental discoveries in the history of brain science.

They were studying neurons in the premotor cortex of macaque monkeys that fired when the monkey performed a specific action — grasping a peanut, for example. During a break in the experiment, a researcher reached for his own food. The neuron fired — not in the researcher's brain, but in the monkey's. The monkey's motor neuron, the one dedicated to the act of grasping, activated when it watched the action being performed by someone else.

The team called these mirror neurons. They fire both when we perform an action and when we observe someone else performing it. We do not merely watch. We neurologically simulate what we see.

Neuroscientist and author V.S. Ramachandran at the University of California San Diego, who has written extensively on the implications of mirror neurons for human psychology, described them as:

"The neurons that shaped civilisation... the basis of imitation learning, empathy, and perhaps language itself."

He called them "Gandhi neurons" — not because of their political significance, but because they dissolve the boundary between self and other. When you watch someone perform an action, the same neural circuits fire in your brain as if you were performing it yourself. When you watch someone experience an emotion, your brain activates the circuits associated with that emotion in your own experience.

The implication for video content is profound

When a viewer watches a human face on a screen expressing genuine emotion — warmth, enthusiasm, surprise, delight — their mirror neuron system fires in kind. They do not just observe the emotion. They experience a neural echo of it.

This is why authentic, human-led video content generates a fundamentally different neurological response than polished, corporate-produced content. The mirror neuron system is calibrated for authenticity. It responds to genuine human expression with genuine neural engagement. It responds to performance — to obviously scripted, obviously produced, obviously brand-managed content — with significantly less activation.

A business owner talking directly to the camera about a problem they genuinely care about solving triggers mirror neuron engagement in the viewer. A professionally animated logo reveal does not.

This is the neuroscience behind what the social media industry calls "authenticity." It is not an aesthetic preference. It is a neurological fact.

Why faces outperform every other content format

Research consistently confirms what the neuroscience predicts: content featuring a real human face in the first frame generates higher retention, higher emotional response, and higher brand recall than content without.

You do not need a production team. You do not need a professional setup. You need a face — ideally yours — talking directly to the lens about something real.

The reptilian brain looks at the face. The mirror neuron system connects to the emotion. The limbic system forms the memory. The brand is built.

How Consistent Exposure Shifts the Buying Decision — Before the Decision Happens

All of the mechanisms described in this guide — the reptilian filter, the limbic memory, the mere exposure effect, the mirror neuron engagement — converge on a single outcome when they operate consistently over time.

Neuroscientists call it associative memory encoding. Marketers call it brand equity. We call it the brand tilt — the cumulative, largely unconscious shift in preference toward a brand that a person has been consistently exposed to across their daily digital life.

The tilt is not dramatic. It is invisible. A person who has seen your brand twenty times in their social feed does not consciously think "I prefer this business." They simply, when the moment of decision arrives, find that your name comes to mind first. Your face is the familiar one. Your brand is the comfortable choice.

This is Zajonc's mere exposure effect operating at scale. This is Sharp's mental availability being built. This is Damasio's limbic system carrying the emotional weight of past exposures into a future decision.

What Binet and Field proved about brand building

Marketing scientists Les Binet and Peter Field analysed over 1,400 advertising campaigns from the IPA Effectiveness Databank — the most comprehensive archive of marketing effectiveness research in the world. Their findings, published in The Long and the Short of It (2013), are the most rigorous quantification of brand building versus direct response advertising that exists.

Their conclusion: campaigns that build emotional brand associations over time deliver twice the profit uplift of campaigns focused purely on immediate sales activation. And the effects compound — the longer the brand-building investment runs, the greater the return.

Binet and Field proposed what has become known as the 60/40 rule: for most businesses, approximately sixty percent of marketing investment should target long-term brand building, and forty percent should target short-term sales activation.

In subsequent research, Binet and Field refined this further: for digital-first and online-centric businesses, the optimal ratio often skews even heavier toward brand — closer to 70/30 or 75/25 — because the activation channels (search ads, performance campaigns) are so measurable and so saturated that differentiation can only be won in the brand layer. The more your competitors optimise their direct response, the more your long-term advantage comes from being the brand they remember first.

Short-form social video is the brand-building sixty percent — and often more. The Google Ads and conversion-focused campaigns are the activation forty percent. Both are necessary. Neither works as well without the other.

The brand tilt built by consistent TikTok and Reels content makes your Google Ads convert better — because the person searching has already seen your brand, formed an emotional association, and your result looks familiar rather than unknown. Familiarity, as Zajonc proved in 1968, is preference.

The SMB opportunity hiding in plain sight

Here is what makes this moment extraordinary for small businesses:

The neuroscience of brand building has always been true. The cost of acting on it — buying the television time, the outdoor space, the print reach required to generate the exposure frequency that the mere exposure effect needs — has historically been prohibitive for anyone but the largest advertisers.

TikTok and Instagram Reels have removed that barrier. The algorithm actively distributes content to relevant non-followers. The production requirements are minimal — a smartphone and a genuine human perspective are sufficient. The cost of posting is zero.

The playing field is not yet level. But it is closer to level than it has ever been. And the window in which small businesses can build brand salience through organic short-form video — before the channel becomes dominated by large-budget production — is real, and it is now.

What This Means in Practice

The neuroscience has implications. This section is where they land.

Every piece of content must do three things

1. Win the reptilian filter in the first three seconds.

The opening frame must trigger an orienting response. Unexpected. Visually interesting. A face with a compelling expression. A question that creates instant cognitive engagement. A visual contrast. Something that disrupts the passive scroll before the viewer has decided whether to watch.

If the first three seconds do not earn attention, the rest is irrelevant.

2. Create a feeling in the ten to sixty seconds that follow.

Not information. Feeling. The limbic system does not encode facts — it encodes emotional states. A video that makes someone laugh, feel understood, feel curious, feel something will be remembered. A video that delivers information clearly but generates no emotional response will be forgotten within hours.

Ask of every piece of content: what does the viewer feel when this ends? That feeling is your brand association in formation.

3. Be recognisably, consistently you.

This is Sharp's distinctive brand assets in practice. Consistency of visual style, tone of voice, colour palette, the way you open videos, the way you close them — these are the associative anchors that the brain uses to file your brand into a retrievable memory structure.

Inconsistency is the enemy of the mere exposure effect. If each video looks like it came from a different brand, the exposure does not accumulate. The brain has nowhere to file it. The tilt never builds.

Authenticity is not optional — it is anatomical

The mirror neuron research makes this non-negotiable: human-led, genuinely expressed content generates fundamentally deeper neural engagement than produced, performative content.

This does not mean unpolished. It means real. A business owner who genuinely cares about what they do, talking about it directly, will always outperform a scripted marketing message on video — not because audiences are cynical, but because their brains are neurologically calibrated to detect and respond to genuine human expression.

Show up as a human being. The neuroscience is on your side.

The consistency problem — and how AI solves it

The science is clear about what brand building through short-form video requires: consistent, frequent publication over a sustained period.

Not one viral video. Not a campaign that runs for three weeks. Consistent presence — week after week, month after month — accumulating the exposure frequency that the mere exposure effect requires and building the mental availability that Sharp's research identifies as the primary driver of brand growth.

This is where most small businesses stall. Not because they don't understand the value. Because consistent content creation, without a team, without a production infrastructure, is genuinely difficult to sustain.

AI changes this calculation. Script generation, content ideation, caption writing, repurposing a single video into multiple formats across platforms — all of this is now dramatically faster with the right AI workflow in place. The production barrier is lower than it has ever been.

One hour of thoughtful content creation, properly supported by AI tools, can produce a week's worth of cross-platform content. That's the consistency the neuroscience demands — at a time and cost commitment that works for a small business.

This is where Brand Experience meets Operational AI. The strategy is neurological. The execution is human. The efficiency is artificial intelligence.

Brand Building as the Foundation of Everything Else

In the previous FWG guide — Thinking Fast and Slow: Building Your Digital Growth Engine — we described the four-layer growth stack: Google Ads, SEO, Remarketing, and Tracking.

Short-form social video is not a replacement for any of those layers. It is the brand foundation beneath them.

Consider what brand building through consistent short-form video does to every other channel:

It makes your Google Ads convert better. A searcher who has encountered your brand in their social feed brings a pre-existing emotional association to the search results page. Your listing is familiar. Familiarity is preference. Your click-through rate is higher. Your conversion rate is higher. You are paying for clicks from people who have already been tilted toward you.

It builds your remarketing audience automatically. Every person who watches your videos is building a warm audience that you can retarget across Meta and Google. Your best remarketing audiences are often people who have engaged with your content — because they've already demonstrated interest and built emotional association.

It amplifies your SEO authority. Brand searches — people searching specifically for your business name rather than a generic term — are one of the strongest signals of brand health. A brand that is consistently present in the social feeds of its audience generates more branded search. Branded search improves organic ranking signals. The brand tilt drives discovery intent.

It changes the nature of every sales conversation. A prospect who has watched thirty seconds of your video before enquiring already has a relationship with you — asymmetric, one-directional, but neurologically real. The oxytocin response Paul Zak documented has already been partially triggered. The mirror neuron connection has already fired. You are not a stranger. You are familiar. The trust that would otherwise need to be built in the first meeting has already been partially established.

The neuroscience described in this guide has been understood for decades. The opportunity to act on it at low cost — to build a brand that lives in the unconscious minds of your potential customers, that creates the familiarity Zajonc proved becomes preference, that generates the mental availability Sharp proved drives purchase — has only existed for a few years.

The businesses building that brand now are accumulating an advantage that compounds. The ones waiting are watching it grow in their competitors instead.

You do not need a film crew. You do not need a production budget. You need a face, a phone, a consistent point of view — and the strategic understanding of what you are building and why.

That is what this guide was for.

Ready to build a brand that sticks?

We work with small and medium businesses to develop the brand strategy, visual identity, and content system that turns neuroscience into business growth.

Explore Brand Experience at friendswithgiants.com Book a 30-minute conversation — no pitch, no deck, no pressure.

Friends with Giants is an AI-first agency. We combine the science of brand building with the efficiency of AI to help growing businesses create brand presence that compounds.

Scientific References

Paul MacLean — The Triune Brain in Evolution: Role in Paleocerebral Functions (Plenum Press, 1990). National Institute of Mental Health, Bethesda, Maryland.

Lisa Feldman Barrett — How Emotions Are Made: The Secret Life of the Brain (Houghton Mifflin Harcourt, 2017). Professor of Psychology, Northeastern University. Critique of the Triune Brain as anatomical model; advocate for a constructionist theory of emotion and brain function.

Antonio Damasio — Descartes' Error: Emotion, Reason and the Human Brain (Putnam, 1994). Professor of Neuroscience, University of Southern California. Quote: "Feelings are not a luxury. They are a means of communicating our own states of mind to others, but they are also a way of guiding our own decisions."

Joseph LeDoux — The Emotional Brain: The Mysterious Underpinnings of Emotional Life (Simon & Schuster, 1996). Professor of Neural Science and Psychology, New York University.

Robert Zajonc — "Attitudinal Effects of Mere Exposure," Journal of Personality and Social Psychology (1968). Professor of Social Psychology, University of Michigan. Quote: "Preferences need no inferences. The mere repeated exposure of the individual to a stimulus object enhances his attitude toward it."

Gerald Zaltman — How Customers Think: Essential Insights into the Mind of the Market (Harvard Business School Press, 2003). Professor Emeritus, Harvard Business School. Finding: 95% of all cognition driving decisions occurs in the unconscious mind.

Paul Zak — "Why Your Brain Loves Good Storytelling," Harvard Business Review (2014). Professor of Economics, Claremont Graduate University; founding Director, Center for Neuroeconomics Studies. Research: character-driven narrative causes oxytocin synthesis, increasing trust and pro-social behaviour.

Giacomo Rizzolatti & Vittorio Gallese — "Premotor cortex and the recognition of motor actions," Cognitive Brain Research (1996). University of Parma. Discovery of mirror neurons, 1992.

V.S. Ramachandran — The Tell-Tale Brain: A Neuroscientist's Quest for What Makes Us Human (Norton, 2011). Professor of Neuroscience and Psychology, University of California San Diego. Quote: mirror neurons as "the neurons that shaped civilisation... the basis of imitation learning, empathy, and perhaps language itself."

Byron Sharp — How Brands Grow: What Marketers Don't Know (Oxford University Press, 2010). Professor of Marketing Science, Ehrenberg-Bass Institute, University of South Australia.

Les Binet & Peter Field — The Long and the Short of It: Balancing Short and Long-Term Marketing Strategies (Institute of Practitioners in Advertising, 2013). Analysis of 1,400+ campaigns from the IPA Effectiveness Databank.