Blog · 20 July 2026 · 6 min

Not working to potential: what your old school reports already knew

Somewhere in Ireland right now there is an attic with a biscuit tin in it, and in the tin there is a school report that says “bright, but doesn't apply himself.” Or “easily distracted.” Or “such a chatterbox.” Or the quiet one: “a lovely girl, away with the fairies half the day.” Whoever wrote that wasn't diagnosing anything. They were just describing what they saw, in the room, week after week. Which is exactly why, thirty years later, that sentence might be the most valuable piece of paper in your ADHD assessment.

Why childhood decides the adult question

ADHD is, by definition, a childhood-onset condition. Not childhood onset most of the time, or usually: by definition. A clinician assessing an adult is not really asking “are you struggling now?” They can see that; it's why you booked. The question that decides things is “was this there early, before the jobs and the stress and the smartphone?” If the answer is yes, the adult picture has roots. If nobody can say, the assessment leans on the weakest kind of evidence: one adult's memory of being eight.

And here is the thing most adults don't realise until they are sitting in the appointment: you are allowed to bring proof. Better than allowed. Clinicians are quietly delighted when someone arrives with anything written down, because almost nobody does.

Teachers were collecting your data all along

A school report is observation data from a trained adult who watched you, in a structured environment, against thirty same-age controls, for a full year. Phrased differently: it is the closest thing to a longitudinal study of your childhood that will ever exist. The vocabulary was of its time, and some of it stings to reread. But translate it and you will often find the symptom list sitting there in plain Irish teacher-speak:

• · “Doesn't apply himself” and “not working to potential”: the gap between ability and output that ADHD carves in a child who is trying.
• · “Easily distracted” and “must learn to concentrate”: attention regulation, named directly.
• · “Disruptive”, “always talking”, “cannot stay in his seat”: the hyperactive presentation, written down in real time.
• · “Dreamy”, “in her own world”, “so quiet I'd forget she was there”: the inattentive presentation, the one that gets missed precisely because it causes the teacher no trouble at all.

If your reports were spotless

Plenty of adults with ADHD had decent reports, especially the ones who were clever enough to coast, anxious enough to mask, or female in a system that mostly noticed boys bouncing off the walls. A clean report card does not close the question. It just moves the evidence elsewhere: the copybooks that start immaculate and collapse by October, the hobby graveyard, the homework wars your mother still talks about, the report that says nothing except “capable of much more.” Absence of complaints is not absence of struggle; sometimes it is the record of what the struggle cost to hide.

Where to dig, this week

• · The parents' house. Reports, copybooks, notes home. Irish parents kept everything; the tin exists.
• · A parent or older sibling's memory.Ask one open question: “what was I like in school?” Then stay quiet and let them talk. Write down what they say, in their words.
• · The school itself. Some schools hold records for decades. A polite email costs nothing.
• · Your own timeline. One page: what primary school was like, what secondary was like, what happened the first year nobody was making you do anything. Patterns you lived through are evidence too, once they are written down.

Whatever you find goes in a folder, and the folder goes with you to the GP. This is exactly the collateral evidence clinicians probe hardest for and see least often. Arriving with it changes the conversation from “I think I might have ADHD” to “here is what three decades of paperwork says; I'd like your advice.”

Start with where you stand

Our screening asks about childhood directly: the WURS-25, the same validated look-backwards questionnaire used in clinics, sits at the heart of the full assessment. If you want the structured version of the digging above, our free guide walks you through it step by step.