Exploring the nature of joint attention impairments in young children with autism spectrum disorder: associated social and cognitive skills.

Schietecatte et al. (2012) watched 3-year-olds with autism during play. They coded two things: how often the child responded to joint attention and how often the child started it.

They also tested intention understanding, attention disengagement, and social preference. Then they ran correlations to see which skills predicted joint attention.

Kids who better understood intentions responded more when adults pointed or looked. Kids who looked away faster and liked faces more started joint attention more often.

In short: intention skill drives responding; quick shifts and social liking drive initiating.

Bottema-Beutel (2016) meta-analysis backs the link: responding to joint attention ties tightly to later language in autism. Inge’s finding gives the why—intention understanding is the engine.

Lee et al. (2020) found turn taking and joint attention rise together in toddlers. Inge shows social preference is part of that package.

Sullivan et al. (2007) saw flat response to joint attention from 14 to 24 months. Inge adds that by 36 months intention understanding can still boost responding, so the window stays open.

If a toddler rarely responds to your point, teach intention reading first—use clear goals like ‘open the box to get the toy.’ If the child starts joint attention seldom, train quick attention shifts and pair people with fun items. These two paths are separate, so match your target to the deficit you see.