Classical quantifiers (like "all," "some," and "none") express relationships between two sets, allowing us to make generalizations (like "no elephants fly"). Devices like these appear to be universal in human languages. Is the ubiquity of quantification due to a universal property of the human mind or is it…

One of the fundamental issues for a language is its capacity to express argument structure unambiguously. This study presents evidence for the emergence and the incremental development of these basic mechanisms in a newly developing language, Central Taurus Sign Language. Our analyses identify universal patterns in both the emergence and…

Conceptual metaphor theory (CMT) proposes that there is a large system of conceptual metaphors in our cognition known as event-structure metaphors (ESMs). Through ESMs, we understand the conceptual domains of actions, causes, changes, states, purposes, and so forth in terms of the aspects of the domain of motion in space. ESMs are largely…

The primary goal of this dissertation is to investigate the relationship between Universal Grammar and the properties that Universal Grammar constrains, by investigating how language is created/acquired. The framework proposed in this dissertation provides us with tools for predicting what will and will not appear in linguistic systems of…