By Dr. Di Ann Sanchez
As a manager, few challenges are more daunting than dealing with toxic employee behavior. However, with the right approach, even the most challenging team members can become valuable contributors. This transformation not only improves team dynamics but can also significantly enhance organizational performance. Toxic employees can be a manager’s worst nightmare—undermining morale, disrupting team dynamics, and damaging productivity. But what if, instead of writing them off, we saw them as an opportunity for transformation? As a manager, I’ve learned that transforming toxic behavior into positive performance is not only possible but also a powerful way to build trust, strengthen culture, and unlock hidden potential. Here’s how to do it, backed by research and real-world strategies.
Understanding Toxic Behavior – Toxic workplace behaviors manifest in various forms, including constant negativity, gossip, undermining colleagues, resistance to feedback, and passive-aggressive communication. Research by Porath and Pearson found that 98% of workers have experienced uncivil behavior, with 68% reporting it came from someone in a position of authority (Porath & Pearson, 2023). Toxic behavior is often a symptom of deeper issues, such as stress, misalignment, lack of feedback, or even personal struggles. According to the MIT Sloan Management Review, the three most significant drivers of toxic culture are poor leadership, dysfunctional social norms, and flawed work design. Before attempting transformation, it’s crucial to understand that toxic behavior often stems from:
• Unmet needs or expectations
• Personal struggles outside work
• Misalignment with organizational culture
• Lack of clear boundaries or consequences
• Previous workplace trauma
How to Transform Toxic to Terrific Behavior
1. Self-reflection and preparation – Begin by examining your own management approach. According to Gallup, managers account for at least 70% of the variance in employee engagement scores (Gallup, 2024). Ask yourself:
• Have I contributed to this situation?
• Am I providing clear expectations and feedback?
• Do I model the behavior I expect?
2. Direct, private conversation – Schedule a one-on-one meeting in a neutral, private setting. Harvard Business Review recommends focusing on specific behaviors rather than character judgments (Porath, 2024):
• Use concrete examples: “I’ve noticed you frequently interrupt colleagues during meetings” rather than “You’re disrespectful”
• Express impact: “This behavior makes team members reluctant to share ideas”
• Ask for their perspective: “I’d like to understand what’s happening from your viewpoint”.
• What’s been frustrating you lately?
• What would help you feel more supported?
3. Establish clear expectations and consequences – High-performing toxic employees often get a pass because of their results. But performance without respect is a recipe for long-term damage. Companies like Netflix and Slack have adopted a “no brilliant jerks” policy for this reason. Define behavioral expectations as clearly as performance goals. Use performance improvement plans (PIPs) not only for underperformance, but also for toxic conduct. Research by Gartner indicates that setting clear expectations can lead to a 20% improvement in performance (Gartner, 2024). Be specific about:
• Behaviors that need to change
• Timeline for improvement
• Support you’ll provide
• Consequences if improvement doesn’t occur
4. Provide Coaching, Not Just Correction – Toxic employees may not realize the impact of their behavior on others. Coaching helps them build emotional intelligence, communication skills, and self-awareness. Offer coaching or mentoring focused on interpersonal development. Use real-life examples and role-play scenarios to help them practice more effective responses. Collaborate on a structured improvement plan with:
• Specific, measurable goals
• Regular check-in meetings
• Resources for skill development
• Mentoring opportunities
The Center for Creative Leadership emphasizes that ongoing feedback is essential for behavioral change (CCL, 2022). Implement:
• Weekly check-ins initially
• Immediate recognition of improvements
• Constructive feedback on continuing issues
• Documentation of progress
5. Create Psychological Safety – A toxic environment often silences employees. According to a Forbes Human Resources Council article, creating a safe space for feedback is the first step in addressing and dismantling workplace toxicity. Encourage open dialogue through anonymous surveys, regular check-ins, and team retrospectives—model vulnerability and accountability yourself. Recognize and reinforce positive change by celebrating behavioral changes, celebrating small wins, and acknowledging progress. Publicly recognize when a formerly toxic employee demonstrates growth. This not only motivates them but also signals to the team that change is possible and valued.
6. Leverage strengths – Gallup research indicates that employees who utilize their strengths daily are 8% more productive and 15% less likely to quit (Gallup, 2018). Identify what your difficult employee does well and find opportunities for them to apply these strengths constructively. Identify all employee strengths and how they benefit your company. Sometimes, toxic behavior stems from poor job fit. A study in the Journal of Applied Psychology found that job crafting—redesigning work elements to better align with employee strengths—can significantly improve engagement and reduce negative behaviors (Berg et al., 2023).
When Transformation Fails – Despite best efforts, know when to let go. Not all toxic employees can be transformed. The Society for Human Resource Management (SHRM) reports that retaining a toxic employee can cost an organization more than $12,000, excluding the intangible costs of damaged team morale and culture (SHRM, 2025). Not every toxic employee can or will change. If repeated efforts fail, it may be time to part ways—for the sake of the team’s health.
Conclusion – Transforming toxic employees requires patience, consistency, and the courage to do so. By approaching the challenge with empathy while maintaining clear boundaries, managers can often salvage valuable talent and enhance their teams’ effectiveness. Remember that the process itself demonstrates your commitment to fairness, growth, and organizational health—qualities that define truly exceptional leadership. Transforming toxic employees isn’t about being soft; it’s about being strategic. It requires courage, consistency, and compassion. However, when done right, it can transform your most significant challenge into your most tremendous leadership success.
References
Berg, J. M., Dutton, J. E., & Wrzesniewski, A. (2023). Job crafting and meaningful work. In B. J. Dik, Z. S. Byrne, & M. F. Steger (Eds.), Purpose and meaning in the workplace (pp. 81-104). American Psychological Association.
Gallup. (2024). State of the American Workplace Report. Gallup, Inc.
Gallup. (2023). Strengths-Based Employee Development: The Business Results. Gallup, Inc.
Gartner. (2024). High-Performance Management Research. Gartner, Inc.
Leadership IQ. (2019). Employee Engagement Survey. Leadership IQ.
Porath, C. (2023). An Antidote to Incivility. Harvard Business Review, 94(4), 108-111.
Porath, C., & Pearson, C. (2023). The price of incivility: Lack of respect hurts morale—and the bottom line. Harvard Business Review, 91(1-2), 115-121.
Society for Human Resource Management (SHRM). (2024). Toxic Workplace Cultures Cost Employers Turnover and Productivity. SHRM Research Report.
