The First Agency Curse
Why brands and their first agencies almost always divorce within 12 months
Think about your first love. The intensity of it. The way everything felt significant. The certainty that this, finally, was the real thing.
Now think about how it ended.
Psychologists have studied this phenomenon extensively. First romantic relationships fail at remarkably high rates, not because the people involved are flawed, but because the psychological architecture of “firsts” contains structural vulnerabilities. The intensity itself becomes the problem. Expectations form without calibration. Neither party knows what’s normal. And when the initial surge fades, as it always does, the decline feels like evidence of failure rather than the natural settling of any relationship into sustainable rhythms.
The same dynamics play out in business. Specifically, between brands and their first agencies.
A brand enters a new market, or decides for the first time to hire an outside agency. There’s a pitch. There’s chemistry. There’s a handshake. And then, almost exactly 12 months later, there’s a quiet email about “exploring new creative directions.”
The average client-agency relationship lasts 3.2 years according to R3 research. But that number is misleading. It averages across established relationships with multiple renewals. For first-time engagements, the data is far grimmer. Retainer-based agencies lose approximately 8% of clients in months one through six, with the first 90 days representing peak churn risk. Project-based agencies experience 28% client departure within six months, with accelerated losses between months six and twelve.
Something specific is happening in that first year. And it has almost nothing to do with the quality of the creative work.
(A note on the math throughout this piece: these equations are directional, not precise. They use simple linear relationships to illustrate dynamics that are, in reality, non-linear and far more nuanced. Think of them as conceptual scaffolding rather than mathematical proof. Real relationships are messier than linear equations. But sometimes a simple formula clarifies what intuition struggles to articulate.)
Hedonic Adaptation Hits at Month Seven
In 1978, psychologists Brickman, Coates, and Janoff-Bulman published one of the foundational studies on hedonic adaptation. They tracked lottery winners over time and discovered something counterintuitive: the initial surge of happiness from winning eventually faded. Within months, winners returned to their baseline emotional state. The same car that once thrilled them became just another vehicle in the garage.
This psychological phenomenon, sometimes called the hedonic treadmill, operates identically in business relationships. And in romantic ones.
Katherine Jacobs Bao and Sonja Lyubomirsky, writing in The Journal of Positive Psychology, found that the beginning of a romantic relationship is marked by high levels of passion, joy, attraction, excitement, and novelty. With time, these feelings become less intense, rendering the relationship considerably less exciting. The first one to two years often bring profound happiness. Then familiarity sets in. Partners start taking each other for granted.
When a brand hires its first agency, the same arc unfolds. The new website. The first campaign launch. The excitement of seeing the brand interpreted through fresh eyes. All of it triggers the same dopamine response as a new purchase or a new romance. Months one through six are fueled by this novelty.
Then something shifts. The Hedonic Adaptation Prevention model, developed by Kennon Sheldon and Sonja Lyubomirsky, describes two paths through which initial happiness erodes. The first is simple: positive emotions from the new situation naturally decline over time as the brain acclimates to what once felt special. The second is more insidious: aspirations rise. The circumstances that used to produce satisfaction are now taken for granted. The person wants more.
By month seven, the brand has adapted to having an agency. The big launch feels like last quarter’s news. The daily deliverables feel routine. And the client starts wondering if maybe they need a “more sophisticated” partner for the next phase.
This is hedonic adaptation masquerading as a performance review. The same mechanism that makes your first love feel less electric after six months makes your first agency feel less essential after twelve.
Why Clients Blame Character Instead of Circumstance
In 1967, Edward Jones and Victor Harris ran a study that would become foundational to social psychology. Participants read essays either supporting or opposing Fidel Castro. Some essays were freely written. Others were assigned. Even when participants knew the essay topic was assigned, they still attributed the writer’s position to personal belief.
Lee Ross later coined this the fundamental attribution error: the tendency to attribute behavior to character rather than circumstance. We blame the person when we should blame the situation.
This bias wreaks havoc on first relationships of any kind. When your first boyfriend forgets your birthday, you conclude he doesn’t care. The alternative explanation, that he’s overwhelmed at work, or bad with dates generally, or simply inexperienced at being a boyfriend, requires more cognitive effort to process. The brain prefers the simpler story.
When a campaign underperforms, the fundamental attribution error pushes the client toward an equally simple conclusion: the agency isn’t good enough. The alternative explanation, that the market was harder than anticipated, or distribution was weaker than planned, or the original brief contained flawed assumptions, requires the client to accept partial responsibility. Bad results equal bad agency. Case closed.
Research in the Journal of the Academy of Marketing Science confirms this tendency operates even when observers know the service provider faces situational constraints. In unsuccessful service encounters, observers spontaneously attribute outcomes to the disposition of the provider. They blame the person, not the circumstances.
For a first-time agency relationship, this effect is magnified. The client has no baseline. No prior experience against which to calibrate expectations. When reality diverges from the vision sold during the pitch, the agency becomes a scapegoat for market friction the client didn’t anticipate.
First loves fail partly for the same reason. Without prior relationships to establish what’s normal, every disappointment feels like betrayal. Every miscommunication feels like incompatibility. The absence of context makes the fundamental attribution error even more potent.
The Tax of Teaching Clients How to Be Clients
There’s a hidden cost embedded in every first agency engagement. The agency isn’t just producing work. They’re teaching the client how to be a client.
This education includes explaining why brand equity matters when the CEO wants immediate sales. It includes justifying production budgets to a CFO who thinks video should cost the same as a PowerPoint. It includes the uncomfortable conversation about why “making the logo bigger” isn’t a creative strategy.
By month 12, the client has absorbed these lessons. But they associate the agency with the friction of learning, not the value of the insights. The knowledge now feels obvious. The client may even believe they thought of it themselves. Psychologists call this source amnesia: the tendency to remember information while forgetting where it came from.
First relationships teach us how to be in relationships. How to communicate. How to compromise. How to read another person’s needs. We carry those lessons into our second and third relationships, often without crediting where we learned them. The first partner becomes a remnant of who we used to be, back when we didn’t know what we know now.
The agency becomes the same thing. A reminder of the brand’s inexperience. The temptation to start fresh with a “real partner” grows irresistible.
When the Client-Side Contact Changes, the Clock Resets
There’s a variable that can trigger the first agency curse even when the agency has been performing well for years. A new marketing director arrives. A brand manager gets promoted in from another division. The CEO hires a consultant who wants to “shake things up.”
The institutional knowledge built over months or years of collaboration exists primarily in the heads of the people who lived through it. When those people leave, the knowledge leaves with them. The new hire walks in without context. They didn’t sit through the strategic discussions that shaped the current campaign direction. They didn’t witness the failed experiments that informed what the agency now knows to avoid. They didn’t experience the friction that eventually became productive working rhythm.
From the new hire’s perspective, they are meeting this agency for the first time. And if they’ve never worked with any agency before, the dynamic compounds. They carry uncalibrated expectations, just like a first-time client. They will re-learn lessons their predecessor already absorbed. They will ask questions the agency answered eighteen months ago. And they will evaluate the agency’s performance against assumptions the market has already disproven.
The agency’s tenure becomes irrelevant. Relationship equity does not transfer between humans like a balance sheet item. Trust is not inherited. It must be rebuilt from zero, with someone who has no memory of why things are the way they are.
This creates a painful arithmetic:
Effective Relationship Age = Min(Agency Tenure, Client Contact Tenure)
You read this as: the true age of an agency relationship equals whichever is shorter, how long the agency has been on the account or how long the current client contact has been in their role.
An agency that has served a brand for four years might find themselves functionally back in month one if a new CMO arrives who has never managed an external partner before. All the compounding benefits, the operational alignment, the shared language, the calibrated expectations, none of it survives the transition. The new CMO looks at the agency with fresh eyes and sees an incumbent that hasn’t proven anything to them.
Worse, the new hire often feels pressure to make their mark. Keeping the existing agency reflects continuity. Hiring a new agency reflects leadership. The safest career move for an incoming marketing director is frequently to blame the current agency for whatever isn’t working and bring in “their people.”
The agency didn’t fail. The relationship’s memory was erased.
New Market, New Curse
There’s a twist that trips up even the most agency-seasoned clients. A multinational brand with fifteen agency relationships across twelve countries decides to enter a new market. They’ve done this before. They know how to manage agencies. They have procurement protocols, briefing templates, and performance scorecards refined over decades.
None of it transfers.
The nuance required to build a brand in Lagos is not the nuance required to build a brand in Ethiopia. Consumer behavior, media landscapes, distribution economics, regulatory constraints, cultural sensitivities, competitive dynamics: all of it resets. The sophisticated client who knows exactly how to evaluate agency performance in Western Europe becomes a first-time client the moment they land in Southeast Asia or Sub-Saharan Africa.
The agency they hire to launch this market is effectively their first agency. The relationship will carry all the structural vulnerabilities of a first engagement. The client will write a brief based on assumptions imported from markets that operate differently. They will underestimate local friction. They will apply performance benchmarks that don’t translate. And when results disappoint, they will blame the agency rather than their own learning curve.
Global experience creates a dangerous illusion of competence. The client believes they know how this works. They’ve launched in eleven markets before. But market-specific knowledge has a portability problem:
Transferable Knowledge = Global Experience × Local Relevance
You read this as: what a client can actually use equals their accumulated experience multiplied by how applicable it is to local conditions.
A client with twenty years of European market experience entering Ethiopia might have a local relevance factor of 0.2. Twenty years times 0.2 equals four years of effective knowledge. That’s better than zero. But it’s a far cry from the mastery they’ve built elsewhere. The gap between perceived expertise and actual applicability breeds the same unrealistic expectations that doom any first agency relationship.
The agency inherits a client who thinks they’re sophisticated but is actually navigating unfamiliar terrain. The worst of both worlds: high expectations married to low contextual understanding.
When Market Learning Outpaces the Original Strategy
First-time market entrants write briefs based on assumptions. They have to. They don’t have local data. They don’t have competitive experience. They have market research reports and intuition.
An agency that executes the initial brief perfectly might find themselves obsolete within 12 months precisely because the market taught the brand something the brief couldn’t anticipate. Consumer behavior turned out to be different. Distribution channels that looked promising proved expensive. The competitive response was faster than expected.
None of this is the agency’s fault. The agency did what they were asked. But the brand now needs something else. And the agency represents an old set of assumptions the brand would rather forget.
This dynamic can be expressed simply:
Relevance = Brief Alignment × (1 ÷ Learning Rate)
You read this as: an agency’s relevance equals how well they match the original brief, divided by how fast the client is learning from the market.
Say the agency is 90% aligned with the initial brief. If the client’s learning rate is low, say 0.5, then relevance stays high: 0.9 × (1 ÷ 0.5) = 1.8. But if the client is learning fast from market feedback, say a learning rate of 2, relevance collapses: 0.9 × (1 ÷ 2) = 0.45. The agency didn’t change. The brief became obsolete underneath them.
First loves often fail for a similar reason. The person you fell for at 19 fit the assumptions you had about life at 19. By 22, you’ve learned things. You’ve changed. The relationship that made sense three years ago now feels like a constraint, a reminder of a version of yourself you’ve outgrown.
Year One Overspend, Year Two Undercommit
First-time clients often over-invest in year one and under-budget for year two.
The logic makes sense on a spreadsheet. Year one is about market penetration. Spend aggressively. Year two is about optimization. Reduce costs. The agency retainer, which was essential for building the brand, now looks like overhead that can be eliminated or replaced with a cheaper execution shop.
This is a failure of unit economics thinking applied to brand building. Les Binet and Peter Field’s research on the IPA Databank shows that marketing works through sustained investment over time. Brands that reduce their share of voice below their share of market tend to shrink. The year one spend doesn’t compound if year two cuts it off at the knees.
But first-time clients haven’t lived through this cycle. They haven’t watched a brand atrophy from underspending. They’ve only seen the invoice and wondered why they’re paying a retainer for what now feels like maintenance work.
What the Second Agency Actually Inherits
And then the second agency arrives.
They walk into a situation the first agency built. The brand awareness exists. The visual identity has been established. The market has been primed. Distribution relationships have been negotiated. The client’s internal team now understands what a campaign timeline looks like, what a production budget covers, what questions to ask in a briefing session.
Byron Sharp’s research on brand growth demonstrates that marketing effects compound over time. Mental availability, the probability that a brand comes to mind in a buying situation, builds through cumulative exposure. The first agency spent twelve months depositing into this account. The second agency arrives just as the interest starts paying out.
The physics of it follows the same logic as momentum:
Momentum = Mass × Velocity
You read this as: momentum equals the weight of work already done, multiplied by the speed at which that work is gaining traction.
Imagine two agencies producing identical campaigns. Agency One launches when brand awareness is 5% and distribution covers 30% of retail. Agency Two launches when awareness is 25% and distribution covers 70%. Same creative. Same strategy. Vastly different results. The mass behind Agency Two’s campaign is five times heavier. Their momentum is not earned. It is inherited.
But there’s a second inheritance the new agency receives, one that has nothing to do with communications at all.
During year one, the client evolved. They fixed distribution bottlenecks that were choking sales. They adjusted pricing based on market feedback. They hired a competent marketing director who now writes better briefs. They aligned their sales team with the brand positioning. They figured out which retail partners were worth the margin compression and which weren’t.
None of these improvements show up in the agency’s scope of work. But all of them amplify whatever the agency produces. A campaign that would have underperformed in year one, when distribution was spotty and the sales team was confused, now performs well because the operational machinery has been tuned.
Think of it like a relay race. The first runner starts from a dead stop, fights through the initial inertia, and gets the baton up to speed. The second runner receives a baton already in motion and posts a faster split time. Watching from the stands, you might conclude the second runner is more talented. But you’d be measuring inheritance, not ability.
Second Agencies Harvest What They Didn't Plant
The second agency often outlasts the first. Not because they’re better. But because three advantages converge in their favor.
First, the client has learned what to expect. Their hedonic baseline is calibrated. They’ve already experienced the transition from infatuation to something steadier and no longer mistake natural settling for evidence that something is wrong.
Second, the first agency absorbed the education tax. The second agency inherits a client who understands realistic timelines, what budgets actually buy, and how to write a proper brief.
Third, and most importantly, the compounding effects have kicked in. Brand equity appreciates. Operational improvements multiply campaign effectiveness. Market penetration achieved in year one provides the distribution that makes year two’s creative actually reach consumers.
Agency Two looks like a star. Agency One looks like a disappointment. The only difference is timing.
This might be the cruelest element of the first agency curse. The first agency does the hardest work, in the hardest conditions, with the least sophisticated client, and gets dismissed right before their efforts pay off. The second agency arrives to harvest what someone else planted, and everyone applauds their green thumb.
Surviving the Curse from Either Side
If you’re a brand engaging your first agency, the math suggests you’ll want to leave within 12 months. Not because the agency failed. But because your brain is wired to adapt to positive changes, attribute failures to people rather than situations, and crave novelty once the baseline resets.
Knowing this doesn’t inoculate you. But it might help you pause before sending that email about “new creative directions.” The feelings you’re experiencing are predictable. The question is whether they’re diagnostic. Ask yourself: how much of my improved operation exists because of what this agency taught me? How much of next year’s results will compound from this year’s investment? Am I evaluating the agency, or am I evaluating myself twelve months ago and blaming them for the difference?
If you’re an agency taking on a first-time client, the math suggests something unfortunate. You’re operating on borrowed time. The client will learn on your watch and credit themselves. The market will educate the client about flaws in their original brief, and you’ll absorb the blame. The honeymoon will end, and they’ll mistake the fade for your decline. And if you do get replaced, your successor will be rewarded for momentum you created.
Some agencies have responded by avoiding first-time clients entirely. Others build aggressive renewal strategies into year one, trying to cement the relationship before hedonic adaptation takes hold. Neither approach solves the underlying psychology. They just route around it.
The first agency curse isn’t really about agencies at all. It’s about how brains process change, assign blame, and chase novelty. Agencies just happen to be standing in the line of fire when all three mechanisms activate at once.
Just like first loves. You teach someone how to be in a relationship, and then they take those lessons to someone else. The second partner benefits from your work and wonders why you couldn’t make it last.
The answer is that you could have. You just got there first.
This might read as an agency defense piece. It isn't. Agencies fail for legitimate reasons all the time. They overpromise. They underdeliver. They lose their best talent and hope the client won't notice. They coast on relationships instead of earning them. The point isn't that agencies are blameless. The point is that a predictable set of psychological and structural forces make first agency relationships disproportionately likely to fail regardless of performance. After two decades of watching this cycle repeat across markets, categories, and continents, the pattern is too consistent to be explained by creative quality alone. Some first agencies deserve to be fired. Many others simply got there first.
If this resonated, consider subscribing. I write about the psychology underneath business decisions and why we keep ignoring it.