The context resolution component of a spoken dialogue system is responsible for interpreting a user's utterance in the context of previously spoken user utterances, system initiatives, and world knowledge. This thesis describes a new and independent Context Resolution (CR) server for the GALAXY conversational system framework. The server handles all the functionality of the previous CR component in a more generic and powerful manner. Among this functionality is the inheritance and masking of historical information, as well as reference and ellipsis resolution. The new server, additionally, features a component which attempts to reconstruct the intention of a user in the case of a robust parse, in which some semantic concepts from an utter-I would also like to acknowledge the members of the Spoken Language Systems Group for their daily support. Specifically, I would like to thank Joe Polifroni for his substantial help in the initial stages of this project, and for his subsequent assistance in my understanding of discourse and dialogue. I also want to thank Scott Cyphers for his help whenever I had problems with the GALAXY code. Additional thanks go out to Grace Chung, Jim Glass, and Eugene Weinstein for their ideas and helpful testing of the server.I would like to thank my fellow graduate students for bearing with me the several times I attempted to elucidate the difference between discourse and dialogue.I want to give a special shout out to my office mates for making this an awesome and unforgettable year at MIT! Brooke, thanks for keeping us in line in our crowded, yet homey, office. Xiaolong, thanks for all your advice and for letting me teach you all those great idioms. And Vlad-sausage, pepperoni, and taekwondo. . . thanks, dawg.Last, but never least, I want to thank all my family and friends, whose words and deeds were inspirational and always appreciated. Manpreet K. Singh, MD, here's to the stick-to-itiveness of grad students! Andy, thanks for the ceol, damhsa, agus craic.Mom and Dad, thankyou always for your constant encouragement and unconditional support.