What AC/DC Taught Me About Brand Consistency

The identity was never the frontman. And your brand is never your campaign.

In September 1980, AC/DC announced they were continuing as a band after losing their frontman, Bon Scott, earlier that year. The music press was skeptical. Scott had been the voice of the band since the early 1970s — reckless, raw, and unmistakably himself on every record. Replacing that kind of presence seemed, to most observers, like an exercise in wishful thinking.

Seven months later, the band released Back in Black with a British vocalist named Brian Johnson. It became one of the best-selling albums in the history of recorded music.

The reason had nothing to do with Johnson sounding like Scott. He did not. His range was different. His attack was entirely his own. What Back in Black proved is something worth understanding well beyond the context of rock history: a sonic identity built with enough discipline outlasts personnel, outlasts loss, and outlasts skepticism.

The identity was never the frontman. It was something the band had built, note by note and record by record, across a decade of uncompromising output.

Most conversations about brand get stuck at the surface: visual identity, campaign tone, taglines. These are real and they matter. But they are the expression of brand identity, not the identity itself.

Brand identity is the consistent emotional signal an organization sends across every point of contact with its audience. It is the sum of all experiences. It shapes how every touchpoint should sound in relation to every other touchpoint, rather than living as a layer added on top of them. When it is clear and consistently applied, the result is a customer experience that feels coherent and trustworthy across interactions. When it is unclear or inconsistently applied, customers describe what they encounter as feeling "off" — often without being able to explain why.

The off-feeling is the brand telling on itself.

Here is the pattern that shows up across organizations of nearly every size: a company arrives at a product or service it genuinely believes in and begins building an audience. Then pressure arrives — competitive pressure, investor pressure, the restlessness that accompanies early growth — and the organization begins looking outward for answers rather than inward.

It starts watching competitors more than customers. It begins modulating: new visual identity, repositioned messaging, a campaign tone that tested well in a focus group but has no relationship to anything the company has previously said or done. Each individual decision is defensible in isolation. Taken together, they produce something that sounds like a band playing songs from four different genres in a single set — competent in each register, coherent in none of them.

What gets lost is not just consistency. What gets lost is trust. A mature brand that begins modulating between identities does not lose its audience overnight. It loses people gradually, as accumulated dissonance drains the reservoir of trust that years of consistent output had built.

By the time the metrics catch the drift, the relationships have already begun moving toward whichever brand sounded more like itself.

Consider Nike across five decades of marketing output. The creative executions look different year over year. The distribution has changed entirely. The roster of athletes has turned over multiple times. A consumer encountering a Nike campaign for the first time in 2024 receives the same emotional signal as a consumer who saw the original work from the late 1980s.

The sound is the same.

That sustained consistency requires more than discipline, though discipline is necessary. It rests on a brand identity clear enough to guide individual decisions without forcing the organization to revisit fundamental questions every time a new campaign launches. Strong brands maintain a core identity that stays stable across time and market conditions, surrounded by an extended identity that adapts to specific product lines, audiences, or campaign contexts — without compromising the core.

Nike's core identity — aspiration, athlete-first orientation, directness — has been fixed. The campaigns have been endlessly varied. The architecture allows expression to adapt without the identity drifting.

Organizations that fail at brand consistency almost always fail at this architectural level. They treat every campaign as a fresh creative brief and every product launch as an opportunity to reintroduce the company, which guarantees the customer never develops a stable sense of what the brand is actually for.

Simon Sinek's work on purpose-driven communication makes the structure of this explicit: the most compelling organizations communicate from the inside out. They start with why they exist before explaining how they operate or what they produce. The why is the anchor. It is the element that stays constant even as everything else evolves.

A company that knows why it exists has a fixed reference point for every brand decision it makes. When a proposed campaign feels off, the internal question becomes specific and answerable: does this sound like us?

That question is only useful if the answer is already clearly known. And knowing it — truly knowing it, not just having it written in a brand guidelines document — requires the kind of disciplined, repeated commitment that most organizations find uncomfortable. Not because it is intellectually difficult but because every quarter brings pressure to sound slightly different, to chase the tone that seems to be working for someone else, to update the identity rather than deepen it.

AC/DC did not need Brian Johnson to sound like Bon Scott. They needed him to understand what the band was and to honor it completely.

The most enduring brands operate the same way. They are not asking whether they sound current. They are asking whether they still sound like themselves. The gap between those questions is the gap between brands that chase market trends and brands that make markets move toward them.

Coherence is not a creative constraint. It is the condition under which great creative work becomes cumulative rather than episodic.

Your brand does not need a new campaign. It may need a clearer, more honestly held understanding of what it has always been.

Trey LeBlanc is the author of The Musicality of Business: How Great Companies Find Their Sound, a business leadership book using the structure of music — melody, rhythm, and harmony — to address the most persistent challenges in organizational strategy, culture, and execution.