The theory of grammar adopted here is that grammar is based on a logical form based on proposition structure. A proposition is that part of a sentence less its modal modifiers--roughly, the node S. A ...

The hierarchical structure of sentences appears to be less important in human sentence processing than previously assumed, according to a new study of readers' eye movements. Readers seem to pay ...

Sign languages can help reveal hidden aspects of the logical structure of spoken language, but they also highlight its limitations because speech lacks the rich iconic resources that sign language ...