Triangulation is one of the most distinctive tactics of high-conflict personalities: drawing third parties into a dispute that should be between two people, to apply pressure, distort information, and avoid direct accountability.

In family court, the triangulated third parties include mutual friends, extended family on both sides, the children themselves, professionals involved in the case (therapists, doctors, teachers, GALs), and sometimes random acquaintances who got pulled in for some specific tactical purpose. The internet has given this tactic a name: "flying monkeys," borrowed from The Wizard of Oz.

This article walks through how triangulation works, why it's so effective, and the disciplines that neutralize it.

The mechanics of triangulation

The basic move: the HCP wants to send a message, exert pressure, or extract information from you. Rather than communicate directly — which would create a record, would expose them to a counter-response, and would involve actual accountability — they route the communication through a third party.

Common forms in high-conflict cases:

Recruited family

Their mother calls you to "see how you are." Their brother sends a long email about how worried they are about your "behavior." Their cousin reaches out on Facebook with a "loving concern." None of these contacts originated with the family member; all of them were prompted, scripted, or encouraged by the HCP.

Mutual friends carrying messages

"Sarah mentioned that your ex is really worried you're not getting enough sleep with the kids." Sarah didn't independently decide to tell you this. Sarah was told something by your ex, with the calculated expectation that Sarah would relay it to you.

Children as messengers

The kids return from a weekend with the other parent and announce, "Mommy says you don't pay child support" or "Daddy says you have to give us back early next time." The children are being used as communication channels.

Professionals as conduits

Your child's therapist calls because your ex has told them you're not following the therapeutic plan. The teacher emails because your ex told them you're going to miss the conference. The pediatrician asks about an issue your ex flagged but didn't tell you about directly.

New partners and step-relatives

The HCP's new partner suddenly emerges as a vocal participant in your case — communicating with you, posting on social media, weighing in on parenting decisions. They are operating as an extension of the HCP's communication strategy.

Legal proxies

Their lawyer sends an aggressive letter that no reasonable lawyer would write unprompted. Their friend who happens to be a paralegal sends you a "professional" message about your case. The HCP is amplifying themselves through a perceived authority figure.

Why triangulation works

Three reasons, mostly:

You can't fight back the same way

If you respond directly to the message, you're not engaging with the HCP — you're engaging with the proxy, who didn't really say it. The HCP retains plausible deniability. The proxy didn't actually intend to start a fight; you "overreacted" to "a concerned message."

It scales the HCP

The HCP can be in one place. Their network can be in many places. Coordinated triangulation lets a single HCP feel like a multi-front assault.

It muddies the record

Communication that should have been on the co-parenting app, in written form, with timestamps, is instead being routed through verbal channels through third parties. By design, this leaves no clean record — or it leaves a confused record where it's unclear what was actually said by whom.

The disciplines that neutralize it

Refuse to engage through proxies

When a third party shows up with a message from the HCP, the response is calm and brief: "I understand. If [ex] wants to discuss [topic], we have a co-parenting app for that. Please pass along that we should communicate directly." Then change the subject or end the conversation. The proxy is not the right venue. Re-routing the communication is the first move.

Don't recruit your own proxies

The temptation to triangulate back — send your own message through your sister, post a vague critique on social media, ask a mutual friend to "talk some sense into" your ex — is enormous. It also locks you into the same dynamic. Stay disciplined. Direct communication for what's necessary; otherwise no communication at all.

Children are not messengers

When a child returns with a message from the other parent, your response is gentle and consistent: "Thank you for telling me. That's something your mom and I will figure out. You don't have to worry about it." Then redirect to something else. Never ask the child to carry a message back. Never react in their presence to what they're reporting. Never interrogate them about what else was said.

Professional communication direct only

With professionals involved in the case — therapists, doctors, teachers — insist that anything important be communicated to you directly. If your ex has been telling the pediatrician things you should know about, ask the pediatrician to share with you directly. If your child's therapist has been hearing one side, ask whether you can also be in communication so the therapist has the full picture (with appropriate releases).

Document the triangulation pattern

When triangulation events happen, write them down. Date, third party, what was conveyed, what the original source appears to have been. Over time, the pattern of indirect communication becomes evidence of an avoidant communication style and a refusal to engage directly — both of which are relevant to the case.

Be careful about new-partner-driven communication

If the HCP's new partner is making contact with you about coparenting matters, do not engage. Coparenting is between the parents. The response is consistent: "I appreciate the message, but I only communicate about the kids directly with [ex] through our app."

Don't ask common friends to "pick sides"

You don't need them to. Trust the people who choose you to choose you on their own. The people who are wavering would not be reliable allies anyway. The energy spent recruiting friends is energy you could be spending on direct case strategy.

When a flying monkey is acting in good faith

Some of the people delivering messages from the HCP are doing so without realizing they are being used. The HCP's mother may genuinely be worried about you. The mutual friend may genuinely think they are helping. The children's teacher may genuinely think they are being collaborative.

These people are not your enemies. The right response is to be polite, decline to engage on the substance, and gently redirect them to direct communication with the HCP. Some of them, over time, will notice the pattern themselves and step out of the dynamic. Some will not. Either way, you are not in a position to fix them. You're in a position to manage your own response to their attempts.

The reframe

Triangulation works on a person who is trying to communicate with the HCP. The moment you stop trying to communicate with the HCP — the moment your communication is direct, app-based, court-record-oriented, and emotionally minimal — the triangulation infrastructure has nowhere to land. Messages from third parties get politely re-routed. Children get gently reassured. Professionals get redirected to direct contact. The HCP's network of proxies remains active, but its leverage over you collapses, because none of it requires a response from you that they were going to get anyway.

You will not stop the HCP from triangulating. That is part of their operating system. You can stop the triangulation from working on you. That is enough.

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This article is adapted from Family Court Solutions by Carl Knickerbocker, JD — the therapist-recommended, attorney-written guide to defeating narcissists, bullies, and liars in divorce and custody battles.

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