Similarities and differences in L1 and L2 development. Opening up the perspective: incvluding SLI
By tradition, comparisons between first and second language acquisition involve data from child or adult L2 learners and data from young L1 children. However, there is a subgroup of L1 children, namely children with Specific Language Impairment (SLI), which is rarely accounted for in these comparisons. These are children with significant problems in acquiring their mother tongue despite growing up
