# The job teaches what the job requires

*We designed jobs that teach one narrow part of marketing, then told the people in those jobs they were learning by doing.*

**Written by JD Prater — 3x VP of Marketing.** This piece is part of *Open Folders*, which sits at the intersection of marketing science, consulting research, and practitioner experience, opening the parts of the discipline most marketers never got taught, so they can lead the whole of it, not just the slice they came up in.
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I've had this feeling more than once inheriting a marketing team.

On paper, the org looked strong. Demand gen. Lifecycle. Product marketing. Paid media. CRM. Content. Strong roles. Solid execution. In most cases, specialization had helped. Campaigns were sharper. Reporting was tighter. The machine ran better.

But after a while, the question changed. I stopped asking whether each role was doing its job and started asking something else: if this team keeps growing the way it's growing, who here is being prepared to lead the whole function one day?

The depth was real. The breadth was harder to find. Most people had direct experience in one operating layer and some exposure to the measurable system around it. Very few had been given real responsibility across the wider discipline.

We keep saying marketers learn by doing. In one sense, they do. The work teaches. Repetition teaches. Pressure teaches. But the lesson depends on the work. A lot of the time, the job is teaching people to operate the sliver very well.

By sliver, I mean the measurable slice of the 1P "Promotion" built around current-demand capture, pipeline progression, channel execution, and reporting. In many modern teams, that is where the work lives. In some roles, it narrows further into one operating lane inside that slice.

**We designed jobs that teach one narrow sliver of marketing, then told the people in those jobs they were learning by doing.**

## The knowledge gap is visible

The Ipsos Marketing Anchors study gives a useful number to something many marketers have felt for a while. Only 35% of marketers met the benchmark on a 10-question assessment of foundational marketing knowledge. Formally trained marketers were four times more likely to pass: 40% compared to 9% without formal training. Role, age, and seniority weren't the main story. Training was.

The gap is real. It is large enough to matter. And it isn't closing through time served alone.

Many companies quietly assume marketing capability compounds with seniority. Spend enough years in the function, attend enough planning meetings, manage enough campaigns, and eventually the wider discipline fills itself in.

It sometimes does. More often, it doesn't.

If training matters and seniority doesn't solve the problem, what exactly are people learning in the jobs we give them?

## The experience gap is harder to see

The knowledge gap is easier to diagnose because knowledge can be tested. You can name the missing concepts. You can build training around them. If someone doesn't understand penetration, ESOV, mental availability, category entry points, or distinctive brand assets, that gap can at least be surfaced.

The experience gap hides better.

It hides inside strong resumes, senior titles, polished dashboards, and real functional competence. Someone can look ready because they have spent years inside marketing. They may have managed large budgets, owned important channels, led campaigns, and presented to senior teams. But most of those years may have trained them in one lane of the sliver.

Knowledge gaps are visible once you look for them. Experience gaps often don't show up until someone is promoted into a role that requires broader judgment than their career has actually built.

It helps to separate three things. Knowledge is what you understand. Experience is what you have been responsible for doing. Judgment is what you can decide under pressure when the answer isn't obvious.

> Marketing leadership needs all three. Knowledge gives you the concepts. Experience gives you the reps. Judgment is what happens when those two meet a real business problem with trade-offs, politics, incomplete data, and a clock running.

Many modern roles give people deep reps in one lane and exposure to the surrounding system, but not enough responsibility across the wider discipline.

## Where the knowledge gap shows up

One of the most useful parts of the Ipsos study is where the weaker scores appear. Marketers did better on the classic frameworks everyone can name. The thinner areas included penetration, ESOV, market research, distinctive brand assets, media neutrality, and positioning precision.

Those aren't side topics. They sit close to growth mechanics, evidence, judgment, and long-term commercial effect. They shape how people read research, judge channels, think about growth, and make trade-offs under pressure.

That pattern is hard to ignore. The weaker areas are exactly the parts of the discipline many specialist roles never require people to practice directly. A marketer can become very good at campaign execution without ever understanding how penetration drives growth. A lifecycle marketer can become very good at nurture performance without ever judging whether the brand is mentally available to enough future buyers. A demand gen leader can become very good at sourced pipeline reporting without ever separating demand creation from demand capture. A product marketer can become very good at launch execution without ever evaluating whether the positioning is distinctive, durable, and connected to actual buying situations.

Broad marketing judgment means the ability to make decisions across growth mechanics, research, positioning, pricing, creative, channels, measurement, and time horizons, rather than inside one operating lane.

## The bigger diagnosis may sit somewhere else

Take a fairly standard B2B growth marketing role. The title sounds broad. Growth Marketing Manager. Demand Gen Manager. Lifecycle Lead. Senior Product Marketer. On paper, it reads like marketing in full.

Then you look at the work: HubSpot, Salesforce, nurture programs, lifecycle campaigns, paid social, lead scoring, routing logic, dashboard reviews, pipeline reporting, account engagement, landing page tests, sales handoff, conversion paths.

Very important work. It teaches how to run automation, improve email performance, connect systems, tighten conversion, and manage one measurable part of the machine well.

But it doesn't usually teach how brands grow across time. It doesn't usually teach how penetration works, what pricing and positioning are doing to response, how to judge research quality, or how memory and demand creation shape what shows up later in the measurable path.

You can spend five years getting very good at moving leads through the system. Nobody will ask how demand got there.

A demand gen lead may be able to explain why MQL-to-SQL conversion dropped. They may know which campaign softened, which audience segment converted worse, which landing page underperformed, and which SDR follow-up sequence created friction.

The bigger diagnosis may sit somewhere else. Maybe the category has cooled. Maybe competitors have become easier to remember. Maybe the offer is less compelling than the company thinks. Maybe the positioning is too generic. Maybe pricing has crossed a threshold. Maybe the brand isn't familiar enough for buyers to trust the claim. Maybe the company has been capturing existing demand while slowly underinvesting in future demand.

If the role never required that kind of diagnosis, the person may not have the reps to build it.

## Exposure is not formation

Many marketers are getting more than a narrow task and less than a full discipline.

They get direct experience in one operating lane. A lifecycle specialist gets that in lifecycle. A paid media specialist gets it in paid media. A CRM or RevOps-adjacent marketer gets it in workflows, scoring, and routing. A product marketer gets it in launches, enablement, and messaging.

Around that, they pick up exposure to the wider measurable system. They sit in meetings. They see dashboards. They work with adjacent teams. They hear the language. Over time, they become fluent in more of the sliver around them.

That fluency can look like breadth. But exposure doesn't create the same kind of judgment as responsibility.

Sitting near a function is different from owning the decisions inside it. Hearing a pricing conversation isn't the same as working through willingness to pay, discounting, value perception, and margin trade-offs. Reviewing creative is not the same as learning how creative builds memory, distinctiveness, attention, and long-term effects. Looking at research is not the same as knowing whether the research was designed well enough to trust.

Many marketers are learning one lane deeply and the broader measurable system indirectly. It explains why some people can sound fluent in cross-functional conversations but struggle when the decision moves outside the world their role trained them to operate.

The language is familiar. The judgment isn't yet built.

## Specialization helps the business, but it doesn't automatically build leaders.

Specialization often helps the business. A company should want a strong lifecycle marketer, a strong paid media lead, a strong product marketer, a strong designer, and a strong demand gen operator. Better specialists usually improve execution. The work gets better. The system gets tighter.

Specialist formation and leadership formation are different problems. Companies keep confusing them.

A company needs specialists. It also needs people who can reason across specialties. Many companies assume the second follows naturally from the first. The assumption rarely holds.

A career inside one lane can go a long way before the limits become obvious. Someone can move from manager to director to VP inside a specialty. VP of Demand Gen. VP of Brand. VP of Product Marketing. VP of Lifecycle. The scope grows, but the logic of the work stays familiar enough.

Then the role changes. Now it is VP Marketing, Head of Marketing, or a CMO role with responsibility across multiple functions, multiple clocks, and multiple trade-offs.

Leading a function requires judgment across kinds of work you may never have directly owned. The person may have years of depth in one lane, solid exposure to the broader measurable system, and very little responsibility across the wider discipline.

> The business got the specialist it needed. It may not have built the marketing leader it will need later.

## Seniority doesn't quietly solve it

If role, age, and seniority aren't the strongest predictors of capability, then time alone is not closing the gap. A narrow role repeated for longer still teaches a narrow role.

Many marketers are putting in the work. The issue sits in the formation. They are being asked to learn the discipline through jobs that only teach part of it.

Specialists can become excellent marketing leaders. Many do. Their success usually shows that breadth had to get built deliberately somewhere along the way. They got training. They had a manager who taught the wider craft. They moved across roles. They worked in different company stages. They owned research, creative, budget, positioning, and channel trade-offs. They had to defend long-term investment in rooms that wanted short-term proof.

Breadth didn't arrive automatically because the org chart kept moving upward.

Learning by doing works when the doing is broad enough, varied enough, and connected to feedback that teaches the right lesson. If the doing is narrow, the learning will be narrow too.

A marketer can spend years doing hard, valuable work and still not get the experience needed to lead the full function.

## The harder question

The Ipsos report says training matters. That is right. Training gives marketers shared language. It introduces the evidence. It corrects bad assumptions before they become management habits. It helps people see outside the narrow logic of their current role.

Training alone will not solve the experience gap.

Managers have to treat formation as part of the operating system. A demand gen lead working through a positioning question. A PMM owning market diagnosis. A brand lead learning commercial measurement. These are different from attending the meeting and hearing the discussion.

Being honest about what someone has and hasn't been asked to do is how you map the reps.

Take your team list. For each person, write two things: where they have had direct responsibility, and where they have only had exposure. Not what meetings they attended. Not what language they have heard. What have they actually had to decide, defend, and own?

The profession tells marketers they will learn by doing. Many of them are doing one narrow part of the job very well.

Opening Folders, JD