Responds to a reanalysis of study findings that refute the claim that negative evidence can lead to parameter setting in second-language acquisition, presenting empirical evidence from French learners of English, suggesting that positive second-language acquisition data do not guarantee the loss of native language parameter settings. (26…

Investigates effects of instruction on parameter resetting in second-language acquisition, where the first and second language differ as to the settings they adopt for verb movement. The question addressed is whether instruction on one of a cluster of properties associated with lack of verb movement in English generalizes to another property…