“…The causal nature of the relationship between decoding skills and verbal memory, as well as its specificity, are still matter of a debate (for critical reviews, see e.g., de Jong, 2006;Savage et al, 2007). It was first proposed that phonological STM, the verbal subcomponent of WM, plays an important role for literacy acquisition (e.g., Baddeley, Gathercole, & Papagno, 1998;de Jong, 1998;Gathercole & Baddeley, 1993;Jorm, 1983;Perfetti, 1985;Siegel & Ryan, 1989).…”