Purpose: The purposes were to test the predictions that lower self-esteem and higher shyness in individuals with a history of language impairment (LI) would continue from adolescence into early adulthood and that those with LI would have lower social self-efficacy in early adulthood. Method: Participants were young people with a history of LI and a comparison group of age-matched peers (AMPs). Both groups were tested at ages 17 and 24 years. Participants completed measures of language ability, nonverbal IQ, shyness, global self-esteem and (at age 24 only) social self-efficacy. Results: Young adults with LI scored lower than AMPs on self-esteem, higher on shyness, and lower on social self-efficacy (medium to large effect sizes). In line with...