Both sides, in good faith

The strongest fair case each way — we don't pick a winner.

The case for

Supporters of Haidt's case argue that the sharp, synchronised rise in teenage anxiety, depression and self-harm across many Western countries coincides too closely with the spread of smartphones and social media to be dismissed as mere correlation, and that waiting for perfect causal proof while a generation struggles is itself irresponsible. They see value in a movement that translates research into concrete, achievable steps – phone-free schools, later social media sign-up ages, more unsupervised outdoor play – arguing that parents and schools acting alone cannot solve a collective-action problem, so coordinated cultural and policy pressure is both reasonable and overdue. For them, Haidt has usefully forced a complacent tech industry and hesitant institutions to take child welfare seriously.

The case against

Critics who are equally concerned about children's wellbeing nonetheless argue that the underlying research is far more contested than the popular narrative suggests, with many psychologists pointing to mixed or weak effect sizes, cross-national inconsistencies, and plausible alternative causes such as economic precarity, school pressure or the aftermath of the pandemic. They worry that framing this as a political movement, rather than an open scientific question, risks hardening a moral panic into policy before the evidence is settled, and that blanket bans or age gates may be blunt instruments that infringe on adolescent autonomy, disadvantage families who rely on digital connection, or simply displace anxieties onto the next scapegoat without addressing root causes. For them, caution and continued rigorous inquiry are preferable to rapid mobilisation around a single, still-debated thesis.