How Toxic Bosses Contribute to Employee Turnover and What Labs Can Do About It

New data highlights the costly impact of poor leadership on retention and performance

Written byMichelle Gaulin
| 2 min read
Tense discussion between a boss and an employee reflecting toxic leadership
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A newly released survey from the Harris Poll reveals a troubling reality for employers across the US. According to the data, six in 10 workers currently report having a toxic boss, while 70 percent have experienced one during their career. For organizations that rely on highly specialized talent, these statistics represent a significant operational concern. Poor leadership does not just affect employee morale; it can contribute to employee turnover, disrupt team cohesion, and undermine productivity.

The survey, conducted in April 2026 among a nationally representative sample of 1,334 employed US adults, found that negative supervisor behaviors are widespread. Workers cited issues such as setting unreasonable expectations, micromanagement, taking credit for other people's work, and giving unfair preferential treatment to certain team members. In professional environments, these behaviors may make it more difficult for employees to raise concerns, report mistakes, or seek clarification on complex procedures.

How toxic bosses compromise employee performance and retention

When supervisors exhibit destructive traits, the consequences can extend beyond workplace dissatisfaction. According to the poll, 47 percent of workers say their supervisor's behavior contributes to stress, burnout, or declining mental health. More than half of the respondents also reported seeking therapy because of a toxic boss.

Rather than addressing these challenges directly, many employees report adjusting their behavior to accommodate unreasonable demands. According to the survey, 66 percent of workers say they have responded by working on weekends or days off. Employee turnover is already a significant consequence: two-thirds of workers report having changed jobs because of a toxic boss. For laboratories, where onboarding often involves extensive training on specialized equipment, quality systems, and regulatory requirements, losing experienced personnel can be particularly disruptive.

The survey also found that younger workers are especially likely to respond proactively to poor workplace environments. Seventy-three percent of Gen Z employees report pushing back against toxic behavior in some way. Laboratory leaders should recognize that early-career scientists, technicians, and support staff may be less willing to tolerate unhealthy workplace dynamics than previous generations.

Fostering constructive laboratory leadership to protect your facility

The findings underscore the importance of strong leadership practices. Lab managers should regularly evaluate their own management approach and ensure supervisors receive the support needed to lead effectively. The Harris Poll found that 64 percent of workers believe leadership training is one of the most effective ways to address toxic workplace behavior.

Laboratory leadership should focus on several core principles:

  • Establish clear, realistic expectations for productivity and workload to help reduce burnout
  • Document and consistently apply standard operating procedures to minimize perceptions of favoritism
  • Encourage open communication and create an environment where employees feel comfortable raising concerns
  • Recognize contributions publicly and ensure credit is shared appropriately
  • Provide supervisors with formal leadership training in addition to technical development

The technical expertise required to run a successful laboratory must be matched by effective people management. By addressing toxic workplace behaviors before they become entrenched, laboratory leaders can strengthen retention, preserve institutional knowledge, and build teams capable of sustaining long-term performance.

This article was created with the assistance of Generative AI and has undergone editorial review before publishing.

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Frequently Asked Questions (FAQs)

  • What is a toxic boss?

    A toxic boss is a supervisor who exhibits detrimental behaviors such as setting unreasonable expectations, micromanaging, taking credit for others' work, and showing favoritism, which negatively affect employee morale and productivity.

  • How do toxic bosses impact employee turnover?

    Toxic bosses can lead to high employee turnover, as many workers may seek new job opportunities due to the psychological stress and dissatisfaction caused by poor leadership, with two-thirds of workers reporting they have changed jobs because of a toxic boss.

  • What are the characteristics of a toxic work environment?

    A toxic work environment can include negative supervisor behaviors, lack of clear expectations, inability to communicate openly, and unfair treatment among employees, contributing to stress, burnout, and declining mental health.

  • How can lab managers promote positive workplace culture?

    Lab managers can promote a positive workplace culture by establishing clear expectations, encouraging open communication, recognizing contributions, and providing formal leadership training for supervisors to reduce toxic behaviors.

  • Why is leadership training important in preventing toxic workplace behavior?

    Leadership training is crucial because it equips supervisors with the skills needed to effectively manage their teams, create a healthy work environment, and address issues proactively, leading to improved employee retention and performance.

About the Author

  • Headshot photo of Michelle Gaulin

    Michelle Gaulin is an associate editor for Lab Manager. She holds a bachelor of journalism degree from Toronto Metropolitan University in Toronto, Ontario, Canada, and has two decades of experience in editorial writing, content creation, and brand storytelling. In her role, she contributes to the production of the magazine’s print and online content, collaborates with industry experts, and works closely with freelance writers to deliver high-quality, engaging material.

    Her professional background spans multiple industries, including automotive, travel, finance, publishing, and technology. She specializes in simplifying complex topics and crafting compelling narratives that connect with both B2B and B2C audiences.

    In her spare time, Michelle enjoys outdoor activities and cherishes time with her daughter. She can be reached at mgaulin@labmanager.com.

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