In brief: Managers avoid difficult conversations because the risk of getting them wrong feels higher than the cost of silence. It isn’t: avoided conversations entrench underperformance, disengage high performers and escalate into formal processes. Research for Acas puts UK workplace conflict at roughly £28.5 billion a year. Rehearsal replaces fear with familiarity.

There's a type of conversation that happens in almost every organisation, every week. Or rather, it doesn't happen. A manager notices declining performance but decides to "give it another month." A team leader spots early signs of conflict but hopes it'll resolve itself. A line manager has concerns about a team member's wellbeing but doesn't feel equipped to raise it.

These are the conversations that never happened. And they're quietly costing you a fortune.

Why do managers avoid difficult conversations?

Most managers don't avoid difficult conversations because they don't care. They avoid them because they're afraid of getting it wrong. Afraid of making someone cry. Afraid of a grievance. Afraid of damaging a relationship they need to function. This fear is rational. Without practice, the risk of handling a sensitive conversation badly is genuinely high. And the consequences — for the employee, for the team, and for the manager's own confidence — are real.

So managers make a silent calculation: the cost of having the conversation badly feels higher than the cost of not having it at all. The problem is, they're wrong.

What does avoidance actually cost?

The cost of avoidance almost always exceeds the cost of a clumsy attempt. But the cost of avoidance is slow, distributed, and invisible, which is why it rarely gets addressed.

A performance issue left unaddressed for three months doesn't stay static. The underperformer's habits entrench. High performers on the team notice the lack of accountability and disengage or leave. The manager's credibility erodes. When the conversation finally happens — often only because a formal process forces it — it's now a much bigger problem, loaded with resentment on both sides.

Research conducted for Acas by Saundry and Urwin estimates that workplace conflict costs UK employers approximately £28.5 billion per year. A significant proportion of that traces back to conversations that should have happened weeks or months earlier.

What actually reduces avoidance?

The solution isn't more training content. Managers don't avoid conversations because they lack knowledge. They avoid them because they lack confidence in their ability to handle the emotional complexity in real time. The only way to build that confidence is practice — repeated, realistic rehearsal in an environment where the consequences of getting it wrong are zero.

When a manager has rehearsed a return-to-work conversation three times before the real one, the fear drops. Not because the conversation becomes easy, but because it becomes familiar. They've already navigated the awkward pauses, the emotional reactions, the unexpected tangents. They've built the muscle memory.

Where should an organisation start?

The first step is making avoidance visible. If you can identify which conversations your managers are ducking — and how long they're ducking them — you can quantify the cost and build a case for intervention. That's a fundamentally different conversation with your board than "we need more management training."

Sources and further reading

  • Saundry, R., & Urwin, P. (2021). Estimating the Costs of Workplace Conflict. Acas. Source
  • UKG Workforce Institute (2023). Managers Impact Our Mental Health More Than Doctors, Therapists — and Same as Spouses. Source

About the author

Davina Schonle is the founder and CEO of HumanVantage AI. She spent two decades in leadership — leading teams, turning around a private-equity-backed division and closing multi-million-pound global deals — before building HumanVantage to make manager capability practisable and measurable. Connect with her on LinkedIn.