Evidence from life science, cognitive science, and philosophy supports the hypothesis that knowledge is a central norm of the human practice of assertion. However, to date, the experimental evidence supporting this hypothesis is limited to American anglophones. If the hypothesis is correct, then such findings will not be limited to one language or…

This study reports findings from two truth value judgment experiments to address two research questions on Mandarin: (i) whether children and adults have the knowledge of the structural constraint Principle C in their pronoun resolution; and (ii) whether adults and children show the prohibition effect of the cyclic-c-command constraint or the QR…

This study tested a refined version of the discourse domain hypothesis, which defines the discourse domain as a topic area in which second language learners demonstrate extensive, current, and important knowledge, including both cognitive and affective dimensions. The study tested the results of previous studies, which showed that learners show…

To test the effects of black English on school performance, 27 second graders in a Harlem school were interviewed and tested for competence in spontaneous speech, comprehension of oral and written materials, and oral reading, as well as for explicit grammatical knowledge of standard English morphemes often missing in black English. The data show…