What the science tells us
Early adolescence is one of the most significant periods of brain development in a person's life. The systems that manage emotion, reward and social belonging are running at full tilt. The system that manages impulse control and long-term thinking is still under construction and will be for years.
A smartphone with social media hands a child a device engineered by some of the best-resourced companies in the world to capture attention and reward checking. Put those 2 facts side by side and the pattern that clinicians are seeing makes sense.
Drawing on nearly 2 decades of clinical work with children and young people experiencing anxiety, low mood and difficulties with emotional regulation, Dr Claire Conlon has seen first-hand how smartphones and social media interact with 4 things that matter enormously at this age: sleep, attention, self-esteem and anxiety. Her talks set out what the research says and what it looks like in a clinic room.
Watch the talk
In this talk Claire covers what is happening in the developing brain during early adolescence, how smartphones and social media interact with anxiety, sleep, attention and self-esteem, why the transition to secondary school may not be the right time for a smartphone, the power of a community approach in reducing pressure on families, and practical alternatives that still support safety and connection.
What happened in Greystones
In 2023 the parents of Greystones in Co Wicklow, a town of around 22,000 people, did something simple. Backed by the principals of all 8 primary schools, they agreed a voluntary code: no smartphones until secondary school. Around 70% of parents signed.
What followed is the reason towns across Ireland, the UK and beyond are now doing the same. Teachers reported children arriving more alert in the mornings. Parents reported relief from the pressure to buy a device before the end of primary school. Children spent more time outdoors and made more plans face to face. Rachel Harper, the principal who led the initiative, put it simply: it is not a rite of passage any more that when you get to 5th or 6th class you must have a phone.
Maynooth University studied the results. The Department of Education then published guidelines so that any community in Ireland can follow the same path. The UK's and Ireland's Smartphone Free Childhood movement traces its roots to Greystones. You can find the Irish movement, including its short film, at smartphonefree.ie. Any use of that film on this site is with acknowledgement to Smartphone Free Childhood Ireland as its source.
The numbers behind the concern
28%
of Irish children aged 8 to 12 have encountered disturbing content online (CyberSafeKids, 2025)
63%
of primary school children browse without parental oversight (CyberSafeKids, 2025)
16
the digital age of consent in Ireland. Most children have a smartphone years before that.
Why a community works where a single family struggles
The hardest part of waiting is not the child. It is the feeling that everyone else has said yes. The evidence from Greystones, and from what Claire hears from families every week, is that once a critical mass of parents in a class or a year group are known to be waiting, the pressure on each individual child drops sharply. That is why this is a community initiative rather than a piece of advice.