You Promoted Them. Now 29% Are Gone Within a Month.

Here is a scenario I see regularly at growing companies.

A technically excellent individual contributor gets promoted into a management role. They earned it, their work was exceptional. Everyone is pleased with the decision. The announcement goes out. And then, very quietly, things start to go sideways.

They struggle to delegate work they used to do themselves. They avoid hard conversations. They absorb team problems instead of solving them. Their own performance suffers because they are doing two jobs; the one they just left and the one they were never trained for.

Six months in, nobody is happy. The manager is exhausted and confused. The team is underperforming. The company is wondering if they made a mistake.

They didn't make a mistake about the person. They made a mistake about the infrastructure.

The numbers are not ambiguous.

A quarter of first-time managers feel ill-prepared to lead, and 60% receive no training to become a leader. According to ADP, without the support necessary to be successful, 29% of new leaders leave within a month of receiving their promotions.

Read that last number again. Nearly one in three new leaders exits within thirty days. Not within a year. Within a month.

That is not a talent problem. That is a systems problem. And it is expensive in ways that compound. You lose the manager. You destabilize the team they were leading. You go back to the talent market. You start over.

O.C. Tanner's research, from which those numbers come, puts the cause plainly: many employees get promoted because they do their job well and have sufficient tactical skills, not because they have innate leadership qualities or the preparation to use them.

The training gap is not accidental.

The most commonly delivered training at most organizations includes role-specific skills, compliance, and harassment prevention. These are not leadership skills. They are not people management skills. They are the baseline requirements for staying out of legal trouble.

Meanwhile, the skills that actually determine whether a new manager succeeds — how to have a direct conversation, how to delegate without abdicating, how to read and respond to what their team actually needs, how to manage their own energy while managing others, go unaddressed. The manager is expected to figure it out.

Some do. Most don't. Not without help.

What the transition actually requires.

The shift from individual contributor to people leader is not a lateral move. It is a fundamentally different job that happens to have the same employer. The skills that made someone excellent at technical work often work against them in a leadership role. High standards become micromanagement. Self-reliance becomes an inability to delegate. The instinct to solve the problem becomes a habit of taking over.

This is the core of what I call the Double Skills Gap: the organization has a gap in leadership infrastructure, and the new manager has a gap in people skills they were never taught. Both gaps are real. Both are fixable. Neither resolves itself on its own.

The intervention has to come early and be specific.

Generic leadership content does not move the needle for analytically minded managers. They did not become excellent at technical work by reading about it. They built skills through practice, feedback, and iteration. That is how people management skills develop too.

What works is structured support that starts at the point of transition, not after problems have accumulated. A clear framework for how to think about their role. Specific coaching on the behaviors that are creating friction. A cohort of peers who are navigating the same moment, so the work does not feel isolating.

My coaching and workshops for new and developing managers are built for exactly this transition. The work is grounded in the Energy Triangle — helping managers understand how their Performance Energy, Personal Energy, and People Energy interact, and where the system is under strain. The goal is not to turn technical leaders into people-pleasers. It is to give them a model that makes the complexity of their new role manageable.

The scenario at the start of this post does not have to end the way it usually does.

The manager who is struggling six months in is not a lost cause. They are a person who was promoted without the infrastructure to succeed. That is a solvable problem. The cost of solving it is a fraction of the cost of losing them — and the even larger cost of losing the team they leave behind.

If you are watching this play out at your company right now, let's talk.