What this means is that many kids who turned out to be very good students were still fidgety and misbehaving at age five, while many of the kids who were well-behaved at age five didn’t turn into such good students. That social skills were such poor predictors was completely unexpected: “That is what surprised me the most,” confirmed Duncan.
I am surprised by the fact that they found this surprising when there's a stereotype of autistic people being academic high achievers.
