Anyway. ~15yo seems sensible acc. to Piaget’s theory of child development. But I think that we should take it with a grain of salt, for the reasons people here are highlighting - your development never truly stops, a 20yo adult won’t think like a 40yo and neither will like a 80yo. Our experiences shape it a lot, it isn’t just physiological.
/me Ctrl+F Piaget(no results)Anyway. ~15yo seems sensible acc. to Piaget’s theory of child development. But I think that we should take it with a grain of salt, for the reasons people here are highlighting - your development never truly stops, a 20yo adult won’t think like a 40yo and neither will like a 80yo. Our experiences shape it a lot, it isn’t just physiological.