Focuses on a single rule of grammar to produce evidence of a memory system for language acquisition and processing that is modular; independent of real-world meaning; unaffected by frequency and similarity; sensitive to formal distinctions; more sophisticated than the explicitly-taught rules it subsumes; developed independently of ambient input;…

The language of twins allows researchers in language development to examine acquisition in a unique environment. Researchers investigating the nature-nurture controversy, the order of acquisition, and other linguistic features find the twin situation particularly interesting because of the children's shared genetic makeup and environment. A…

The term "ethno-lingual relativity" is defined as a perspective that is not limited by one's own cultural and linguistic experiences, but rather is open to the contrasting cultural and linguistic patterns of other peoples. It is hypothesized that having an ethno-lingually relative perspective can facilitate one's ability to learn a new language.…