Q: My co-parent and I just had a custody evaluation done. He has a very complicated mental health diagnosis that includes autism and narcissistic personality disorder. I knew he was difficult to communicate with, but now I see why. How do I co-parent with someone with this serious diagnosis?
A: Learning that your co-parent has a mental health diagnosis can explain a great deal, but it doesn't necessarily change what you need to do.
One of the biggest mistakes people make is assuming the diagnosis tells them how someone will behave. It doesn't. Two people with the same diagnosis can parent very differently. That's why courts don't make custody decisions based on diagnoses alone. They make decisions based on behavior and how that behavior affects the child.
So, instead of asking, "How do I co-parent with someone who has autism and narcissistic personality disorder?" ask, "What behaviors make co-parenting difficult, and how can I respond more effectively?"
People are also reading…
Does your co-parent miss social cues? Argue over every detail? Refuse to compromise? Become emotionally reactive? Ignore schedules? Focus on the behavior, not the label.
The good news is that once you identify the behaviors, you can often adapt your communication. If verbal conversations become arguments, communicate by email or through a parenting app. If your co-parent becomes overwhelmed by too many issues at once, discuss one topic at a time. If they frequently reinterpret conversations, put agreements in writing. If exchanges become emotionally charged, keep your communication brief, factual and child-focused.
Even with these adjustments, successful co-parenting may still not be possible. Effective co-parenting requires ongoing, respectful communication, flexibility and the ability to solve problems together. If those skills simply aren't possible because of your co-parent's behavior, don't continue forcing a model that isn't working.
That doesn't mean your co-parent shouldn't have a relationship with your child. A mental health diagnosis alone doesn't take away a parent's right to be involved. Instead, it may mean that adjusted parallel parenting is a healthier approach. Rather than trying to make joint decisions through constant discussion, each parent manages the child during their own parenting time while keeping the other informed about important medical issues, school matters, activities and significant milestones. Communication is limited to information that affects the child, reducing opportunities for unnecessary conflict.
The goal isn't to communicate more. The goal is to communicate more effectively. You may have to think outside the box on this one. Conventional co-parenting strategies may still provide the foundation, but they'll likely need to be adjusted to accommodate the realities of your situation. That may take time and, quite frankly, a little trial and error until you find a communication strategy that works for your family. The important thing is to stay focused on what helps your child thrive, not on trying to force a co-parenting model that simply doesn't fit.
A diagnosis may explain the challenge, but it doesn't define the solution. Good ex-etiquette means responding to behavior, setting appropriate boundaries and never losing sight of what matters most: raising a healthy, emotionally secure child.
That's good ex-etiquette.

