Various philosophical and research positions exist concerning the relation between cognition and language, including cognitive interactionism (Piaget), social interactionism (Vygotsky), innateness (Chomsky), linguistic relativity (Whorf), information processing (MacWhinney), and theory (Gopnick). These positions are discussed, compared, and assessed in light of research findings bearing on different topics (e.g., word learning, theory of mind). Students are able to apply course material to a related topic of their choice. 4cr, 2nd sem.