To be an effective new manager, you must have the courage to manage poor performance head-on. Can you move from being a teammate to a confident, decisive leader? It starts with setting clear performance standards and then understanding how each person views their work and how they want to contribute.
Managing underperformance is uncomfortable. Many new managers hesitate, hoping issues will self-correct. They rarely do because it:
Evaluating Who Should Stay and Who Should Go
Beyond mastering knowledge, skills, and a generally positive attitude, new managers face one of their toughest challenges: deciding who on the team should stay — and who, if anyone, may need to move on. This requires courage, objectivity, and a clear lens for assessment. It’s not just about performance metrics; it’s about understanding each individual’s unique situation — their confidence, competence, strengths, weaknesses, aspirations, contribution to results, and fit within the team’s culture. Only with this full perspective can a new manager make fair, informed decisions that protect both the team’s performance and its morale.
Do Not Keep Underperformers or Cultural Misfits
New managers must act decisively when it comes to making people decisions. Delaying or avoiding tough calls undermines both performance and credibility. Assessments of organizational culture consistently show that hesitating to address poor performance is among the top five warning signs of a low-performance culture because it:
Guidelines to Build the Best Team
Once you have assessed your team’s capabilities and addressed underperformance, focus on building a high-functioning, cohesive team:
The Bottom Line
This is not a witch hunt — it’s about building a team capable of performing at its best. A high-performing team shares core values, treats each member with respect, aligns on clear performance expectations, understands how every individual contributes to team goals, and actively cooperates to support one another. When these elements are in place, both the team and the organization thrive.
Once you have the courage to manage poor performance, download 3 Must-Have Ingredients of High Performing Teams for New Managers

Tristam Brown is an executive business consultant and organizational development expert with more than three decades of experience helping organizations accelerate performance, build high-impact teams, and turn strategy into execution. As CEO of LSA Global, he works with leaders to get and stay aligned™ through research-backed strategy, culture, and talent solutions that produce measurable, business-critical results. See full bio.
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