We read with great interest the “Bullying and eye patching” commentary by Williams et al,¹ in which they report on the psychosocial implications of early versus late treatment of amblyopia. In their birth cohort study, they found that early detection (screening at 3 years and 1 month) and subsequent early treatment of amblyopia resulted in fewer reports of bullying victimisation by 8 years. On this basis, they appraised pre-school vision screening and suggested that treatment should be carried out as early as possible, to lessen the likelihood of bullying. …