When Employers Look the Other Way: Understanding Negligent Supervision Claims
- Reza Yassi
- 4 days ago
- 3 min read
Updated: 2 days ago

Have you ever wondered who's responsible when someone gets hurt by an employee who shouldn't have been trusted in the first place? What if your child's school hired someone with a history of violence? Or what if your loved one was harmed by a caregiver who had shown dangerous tendencies that their employer ignored?
The recent New York Court of Appeals decision in Nellenback v. Madison County offers some sobering insights for anyone considering a negligent supervision claim. As someone who has guided families through similar cases, I want to break down what this means for everyday people looking for justice.
The Nellenback Case: A Hard Lesson
Michael Nellenback brought a lawsuit under the Child Victims Act against Madison County. He alleged that a county caseworker sexually abused him in the 1990s when he was placed in the Department of Social Services as a child.
Despite the horrific nature of the allegations, the Court dismissed Nellenback's claim. Why? Because he couldn't prove the County knew or should have known about the caseworker's dangerous tendencies before the abuse occurred.
The Court's decision reinforces a frustrating reality: to hold an employer accountable for an employee's harmful actions, you must show they either knew or should have known about the risk.
What This Means for Your Potential Claim

If you're considering a negligent supervision claim, here's what you need to understand:
1. The Knowledge Requirement is Critical
Courts require evidence that the employer had some reason to suspect the employee might cause harm. This can include:
Previous complaints or incidents
Suspicious behavior observed by supervisors or colleagues
Poor performance reviews or disciplinary actions
Background check red flags
Without this "notice" element, your claim may face serious challenges – no matter how severe your injuries.
2. Documentation Matters More Than You Think
The Nellenback case highlights how critical documentation is. The Court noted there was insufficient evidence that would have alerted the County to the caseworker's dangerous propensities.
If you're building a case:
Gather witness statements from anyone who may have observed warning signs
Request personnel files through discovery
Look for patterns of complaints or issues that were ignored
Find evidence of inadequate supervision policies
3. Timing Changes Everything
When harmful incidents happened long ago (as with many Child Victims Act cases), proving what an organization "should have known" becomes much harder. Records disappear, memories fade, and standards change.
Nellenback faced this exact challenge – trying to establish what child protection standards should have been in place decades earlier. The Court was unwilling to apply today's standards to yesterday's actions.
The Dissenting Opinion: A Glimmer of Hope
Not all judges agreed with the Nellenback decision. Judge Rivera's powerful dissent argued that the County's own lax supervision prevented it from discovering the abuse. She wrote that the County's "self-reporting" system practically guaranteed that predators would have "unfettered opportunity" to harm children in their care.
This dissent suggests that courts may eventually recognize that organizations shouldn't benefit from their own negligent oversight systems. When an employer creates conditions where abuse can thrive undetected, should they really escape responsibility because they successfully kept themselves in the dark?
Moving Forward: Practical Advice

If you're considering a negligent supervision claim:
Act quickly. While special provisions like the Child Victims Act occasionally extend deadlines, time is rarely on your side in these cases.
Focus on what the employer knew or should have known. Look for evidence that would have alerted reasonable supervisors to potential danger.
Consider the supervision structure. Was the employee properly supervised? Were there adequate checks and balances?
Consult with specialists. Attorneys who handle negligent supervision cases understand the specific evidence needed to overcome summary judgment.
Remember the human element. These cases aren't just about legal technicalities – they're about real harm to real people. The right personal injury lawyer in Brooklyn will understand both the legal requirements and the human cost.
Final Thoughts
The Nellenback decision is disappointing for many advocates who work with abuse survivors. However, it provides valuable clarity about what courts currently require in negligent supervision cases.
As Judge Rivera's dissent shows, the legal understanding of institutional responsibility continues to evolve. Organizations that create environments where abuse can flourish undetected may eventually face greater accountability – even when they successfully keep themselves ignorant of specific risks.
Until then, building a strong negligent supervision case means gathering concrete evidence that shows the employer knew or should have known about the danger their employee posed. With thorough investigation and the right legal guidance, justice remains possible – even in these challenging cases.
Disclaimer:
If you believe you or a loved one has been harmed due to negligent supervision by an employer, school, care facility, or other organization, don't face this challenge alone. Yassi Law understands the complex legal requirements for these cases and is committed to fighting for justice on your behalf. Call 646-992-2138 today.