According to the Grain Size Accommodation hypothesis (Lallier & Carreiras, 2017), learning to read in two languages differing in orthographic consistency leads to a cross-linguistic modulation of reading and spelling processes. Here, we test the prediction that bilingualism may influence the manifestations of dyslexia. We compared the deficits…

Millions of adults in the United States lack the necessary literacy skills for most living wage jobs. For students from adult learning classes, we used a lexical decision task to measure their knowledge of words and we used a decision-making model (Ratcliff's, 1978, diffusion model) to abstract the mechanisms underlying their performance from…

We statistically examined the oral reading fluency of 295 adults with low literacy by analyzing total words read per minute and word error rates. We identified four fluency-ability groupings based on standardized assessments of reading-related skills (phonemic awareness, word recognition, vocabulary, comprehension, and general ability). Our…