By Simon Hazeldine
Here is an uncomfortable question for sales leaders.
What if your average salespeople already know most of what your best salespeople know?
They know they should prepare properly.
They know they should ask good questions.
They know they should listen.
They know they should understand the customer’s business.
They know they should sell value rather than price.
They know they should identify the decision-makers.
They know they should secure a clear next step.
They know they should protect margin in negotiation.
Ask almost any experienced salesperson what good selling looks like and you will probably get a reasonably sensible answer.
So why do some sellers consistently outperform others?
Perhaps the difference is not primarily what they know.
Perhaps the difference is what they do.
More specifically, what they do repeatedly, consistently, and under pressure.
This is The Knowing–Doing Gap.
It is the space between understanding good sales practice and actually executing it when there is a real buyer sitting opposite you.
And I believe it explains a significant amount of the performance variation we see inside sales organisations.
The problem is not always:
“They don’t know what to do.”
Very often it is:
“They don’t consistently do what they already know.”
That distinction should change the way we think about sales training, sales coaching, sales leadership, and sales performance.
The Sales Knowledge Illusion
Sales organisations consume enormous quantities of knowledge.
Methodologies.
Books.
Training courses.
Videos.
Podcasts.
Playbooks.
AI-generated advice.
Sales enablement content.
Conference presentations.
LinkedIn posts.
The amount of sales knowledge available has never been greater.
And yet the performance gap between sellers remains.
Why?
Because information is not performance.
Knowing is not doing.
And knowing something intellectually is very different from being able to execute it fluently in a live commercial situation.
Consider negotiation.
Most experienced sellers know they should not discount too quickly.
But procurement says:
“We need another 10%.”
There is silence.
The seller feels the deal slipping away.
And suddenly:
“I may be able to see what I can do.”
They knew what they should do.
But knowing lost to pressure.
Or consider discovery.
The salesperson knows they should explore the commercial impact of the problem.
But the buyer mentions something that sounds like a solution fit.
The seller gets excited.
Discovery stops.
Pitching starts.
Again, the knowledge existed.
The behaviour disappeared.
That is the Knowing–Doing Gap.
Elite Sellers Are Often Better at the Basics
We sometimes mystify elite performance.
We assume top performers possess extraordinary techniques that average sellers have never encountered.
Sometimes they do have deeper expertise.
But frequently, what makes elite performers exceptional is far less glamorous.
They execute the fundamentals more consistently.
They prepare.
They ask the extra question.
They tolerate silence.
They listen instead of waiting to talk.
They clarify rather than assume.
They quantify impact.
They map stakeholders.
They rehearse difficult conversations.
They confirm next steps.
They follow up properly.
They resist unnecessary discounting.
Nothing on that list is revolutionary.
But executing those behaviours repeatedly creates a significant performance advantage.
Excellence is often not knowing something nobody else knows.
It is consistently doing what everybody else knows they should do.
Seven Places Where the Knowing–Doing Gap Appears
1. Preparation
Ask sellers:
“Is preparation important?”
Almost everyone says yes.
Then ask:
“How much structured preparation did you do before your last significant customer meeting?”
The answers become more interesting.
Knowing:
“I should prepare.”
Doing:
Understanding the organisation.
Researching the stakeholders.
Identifying likely commercial issues.
Anticipating objections.
Planning high-value questions.
Rehearsing the value message.
Defining the desired next commitment.
Elite sellers do not just believe preparation matters.
They have preparation disciplines.
That distinction is crucial.
2. Questioning
Most salespeople know they should ask questions.
That is not the skill.
The skill is asking the next question.
The buyer says:
“We need to improve forecasting.”
Average seller:
“Great. Let me show you what we do.”
Elite seller:
“What is happening with forecasting at the moment?”
Then:
“What impact is that having?”
Then:
“Where does that show up commercially?”
Then:
“Who else is affected?”
Then:
“What happens if nothing changes?”
The first seller knew discovery mattered.
The second seller executed discovery.
Knowledge created the first question.
Skill created the fourth.
3. Listening
Nobody attends sales training expecting to hear:
“Here is a revolutionary idea. Listen to your customer.”
Everyone knows listening matters.
Yet many sellers still interrupt.
Finish customers’ sentences.
Jump onto solution cues.
Think about what they will say next.
Fill uncomfortable silence.
Selective listening is particularly dangerous.
The seller listens for information that connects to what they sell.
Elite listening is different.
Elite sellers listen for meaning.
What is the buyer really saying?
What are they avoiding?
What emotion sits behind the words?
Where is the uncertainty?
What has changed in their tone?
What needs exploring?
The Knowing–Doing Gap here is not knowing that listening matters.
It is being disciplined enough to remain curious when your brain desperately wants to respond.
4. Value Communication
Almost every seller has heard:
“Sell value, not features.”
Yet feature-heavy selling survives remarkably well.
Why?
Because features are easy.
Value requires thought.
Value requires the seller to translate:
Capability → Business impact → Meaning for this buyer
A seller says:
“Our system provides real-time pipeline analytics.”
That is capability.
A stronger seller says:
“This gives your managers earlier visibility of deal risk, so they can intervene before opportunities slip late in the quarter.”
That is value.
An even stronger seller may add:
“And that gives you greater confidence in the forecast you are taking into the board.”
Now the value has both commercial and personal meaning.
Most sellers know they should sell value.
Elite sellers have developed the discipline to translate value consistently.
5. Stakeholder Management
Sellers know that complex B2B decisions involve multiple stakeholders.
But then something predictable happens.
They find someone who likes them.
Someone responsive.
Someone helpful.
Someone willing to attend meetings.
And they stay close to them.
The seller knows they need wider stakeholder engagement.
But accessing new people feels uncomfortable.
So the relationship with the friendly contact becomes a hiding place.
Elite sellers ask:
Who owns the budget?
Who owns the problem?
Who owns implementation?
Who could block the decision?
Who has informal influence?
Who has silent veto power?
Who have we not spoken to?
Again, the difference is not necessarily knowledge.
It is commercial courage translated into behaviour.
6. Next Steps
Ask any experienced seller:
“Should every meaningful meeting finish with a clear next step?”
Yes.
Then look inside the pipeline.
How many opportunities contain next steps such as:
“Follow up next week.”
“Awaiting feedback.”
“Customer reviewing.”
“Send information.”
“Reconnect next month.”
Those are not strong next steps.
They are descriptions of uncertainty.
Elite sellers turn vague intention into commitment.
A purpose.
A date.
A time.
An owner.
A reason.
Instead of:
“Let’s reconnect after you have discussed this internally.”
They say:
“You mentioned finance and operations need to validate the business case. Shall we put 45 minutes in the diary now for next Thursday and involve them?”
Everybody knows momentum matters.
Elite sellers operationalise it.
7. Negotiation
Most sellers know that concessions should be traded.
Yet when the buyer applies pressure, sellers still give things away.
Why?
Because commercial knowledge collides with emotion.
Fear of losing the deal.
Need for approval.
Conflict avoidance.
Discomfort with silence.
Elite negotiators are not emotionless.
They have simply rehearsed better responses often enough that pressure does not automatically trigger weak behaviour.
They pause.
They acknowledge.
They explore.
They re-anchor value.
They trade rather than give.
Knowledge tells you what good negotiation looks like.
Practice determines whether you can actually do it.
Why Knowing Does Not Automatically Become Doing
There are several reasons.
Habit
Existing behaviours are efficient.
The brain likes familiar patterns because they require less conscious effort.
Under pressure, familiar behaviour often wins.
Cognitive load
A live sales conversation involves listening, thinking, questioning, reading the buyer, remembering information, managing time, and deciding what to do next.
The seller may know five different techniques.
But consciously retrieving them in the moment is another challenge entirely.
Emotion
Fear, excitement, anxiety, need for approval, and uncertainty all affect behaviour.
The seller knows they should ask the difficult question.
But asking it feels risky.
So they avoid it.
Lack of practice
Understanding a technique is not the same as being fluent in it.
Nobody expects a golfer to read about a golf swing and then execute it perfectly under tournament pressure.
Yet organisations regularly expose sellers to a sales technique once and expect it to appear automatically in front of customers.
Weak reinforcement
What gets trained once but never inspected, coached, or reinforced tends to fade.
The Performance Conversion Loop
If sales leaders want to close the Knowing–Doing Gap, knowledge needs to be converted deliberately into behaviour.
I recommend a six-stage process.
1. KNOW
Understand what good looks like.
Keep it specific.
Not:
“Improve discovery.”
But:
“Ask impact, consequence, stakeholder, and decision questions before recommending.”
2. REHEARSE
Practise the behaviour before the buyer sees it.
Say the words out loud.
Role-play.
Run scenarios.
Practise objections.
Practise difficult questions.
Practise silence.
The place to make mistakes is not in front of your most important customer.
3. TRIGGER
Create a cue that reminds the seller to use the behaviour.
Before every discovery meeting:
“What commercial impact questions will I ask?”
Before every negotiation:
“What will I trade if they request movement?”
Before every meeting close:
“What specific commitment do I want?”
Triggers reduce dependence on memory.
4. APPLY
Use the behaviour in a live commercial situation.
This is where learning meets reality.
Training should enter the pipeline as quickly as possible.
Learn stakeholder mapping today?
Map a live opportunity tomorrow.
Learn a questioning technique?
Use it in the next customer call.
5. REVIEW
After the interaction, ask:
What did I intend to do?
What did I actually do?
What worked?
Where did I revert to old behaviour?
What will I change next time?
This turns experience into learning.
Without review, experience can simply reinforce the same habits.
6. REPEAT
Repeat until the behaviour becomes easier to access under pressure.
The goal is not intellectual understanding.
The goal is behavioural fluency.
That is when performance starts changing.
The Role of the Sales Manager
This is where sales leadership becomes critical.
Managers often respond to a performance gap by giving more advice.
“Ask better questions.”
“Get higher.”
“Create urgency.”
“Sell value.”
“Protect your margin.”
The seller may already know all of that.
The issue is execution.
Better coaching sounds different.
“Show me the questions you are planning to ask.”
“Let’s rehearse how you will ask the CFO for access.”
“Give me your 30-second value explanation.”
“Let’s role-play procurement asking for 10%.”
“What exact next commitment are you going to secure?”
This moves management from telling to training behaviour.
And that is a powerful distinction.
The Knowing–Doing Sales Audit
Take one seller, one opportunity, or your whole team and score these areas from 1 to 5.
- Preparation discipline
- Discovery depth
- Listening quality
- Value translation
- Stakeholder engagement
- Next-step discipline
- Negotiation behaviour
Then ask two questions for each.
Do they know what good looks like?
Do they consistently do it?
The gap between those two answers tells you where development effort should go.
If knowledge is low, teach.
If knowledge is high but execution is low, stop teaching more content.
Practise.
Coach.
Reinforce.
Repeat.
That distinction could save organisations a great deal of wasted training effort.
Why This Matters for Sales Training
The sales training industry has a knowledge temptation.
More models.
More content.
More frameworks.
More methodologies.
But sellers are not paid for what they can remember.
They are paid for what they can execute.
That means the real question after sales training should not be:
“Did they understand it?”
Or even:
“Did they enjoy it?”
The question is:
“What are they doing differently?”
If behaviour has not changed, performance is unlikely to change sustainably.
This is why practical behaviour change must sit at the heart of sales development.
Learn.
Practise.
Apply.
Coach.
Repeat.
What Separates Elite Sellers?
Perhaps less than we think.
They may not possess a secret library of knowledge unavailable to everybody else.
They may simply have developed stronger behavioural discipline.
They prepare when others improvise.
They explore when others assume.
They listen when others pitch.
They practise when others hope.
They challenge when others retreat.
They secure commitments when others accept vague intent.
They hold value when others panic.
Do that occasionally and you can have a good sales day.
Do it consistently and you can build an elite sales career.
Final Thought
The next time a salesperson underperforms, resist the instinct to ask:
“What do they need to know?”
Ask first:
“Do they already know what they should be doing?”
If they do, then more knowledge may not be the answer.
The problem is the Knowing–Doing Gap.
Sales performance does not improve because people accumulate more sales information.
It improves when useful knowledge becomes repeated behaviour.
That means less obsession with content.
More emphasis on practice.
More coaching.
More reinforcement.
More live application.
Because the difference between average and elite performance is often not what the salesperson knows.
It is what they can reliably do when the customer is sitting in front of them.
Knowledge creates potential.
Behaviour converts that potential into performance.
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About the author
Simon Hazeldine is a leading sales psychology and sales performance expert, helping organisations improve sales results through neuroscience-based selling, sales leadership, negotiation and practical behaviour change.
He works internationally as a revenue growth and sales performance speaker, consultant, and coach. He empowers his clients to get more sales, more often with more margin.
Simon has spoken in over thirty countries and his client list includes some of the world’s largest and most successful companies.
He has a master’s degree in psychology, is the bestselling author of ten books that have been endorsed by a host of business leaders including multi-billionaire business legend Michael Dell and is co-founder of leading sales podcast “The Sales Chat Show”.
Simon is the creator of the neuroscience based “Brain Friendly Selling”® methodology.
Simon Hazeldine’s books:
- Neuro-Sell: How Neuroscience Can Power Your Sales Success
- Bare Knuckle Selling
- Bare Knuckle Negotiating
- Bare Knuckle Customer Service
- The Inner Winner
- How To Lead Your Sales Team – Virtually and in Person
- Virtual Selling Success
- How To Manage Your People’s Performance
- How To Create Effective Employee Development Plans
- Virtual Negotiation Success
