The Dunning–Kruger effect concerns a mismatch between performance and a person’s assessment of that performance. Research on self-assessment suggests that limited skill can also make it harder to recognize one’s mistakes. It is not a diagnosis or a reliable way to label someone in a dispute.

A useful question in family-law work

Instead of asking whether the other person is overconfident, ask how you are checking your own understanding. Familiarity with a few forms, a prior case, or an online explanation may leave important gaps about evidence, procedure, or the relief available.

Ways to check assumptions

• Separate what the order actually says from what you expect it to mean.
• Check the current statute, rule, or form instruction behind a procedural claim.
• Identify facts that would change your conclusion.
• Ask for focused review of an unfamiliar issue before a deadline passes.
• Compare the result with your original prediction and use the difference to improve the next decision.

Confidence does not establish accuracy, and disagreement does not establish incompetence. The practical value is a habit of verification that applies to professionals and self-represented parties alike.

Research: Why the Unskilled Are Unaware: Further Explorations of (Absent) Self-Insight Among the Incompetent. Reviewed October 23, 2026.