1984. “Coordination and Subordination Revisited: Syntactic Complexity in Spoken and Written Narrative Discourse.” In Deborah Tannen (Editor). Coherence in Spoken and Written Discourse. Norwood, NJ: Ablex Publishing. 45-80.
1981. “The Vowel was Raised; the Vowel was Deleted: Vowel Raising and Deletion in Was.” Seminar in Variation Theory. Georgetown University, Washington, DC, USA.
1980. “Language Standardization and Linguistic Change: A Pilot Study of Swabian Palatalization.” Paper presented at Twentieth Southeastern Conference on Linguistics (SECOL). Published in Conference Proceeding by Memphis State University. March 1980.
1980. “Areallinguistik und Sprachwandel: Am Beispiel des Schwäbischen.” Seminar über die Geschichte der deutschen Sprache. Universität Tübingen, Germany.
1979. “Patterns of Variation: The Development of the Concept of Implicational Analysis as a Theory of Language Change.” Masters Thesis. Georgetown University. Washington, DC, USA.
1979. “Cooperative Overlap: A Stylistic Strategy.” Seminar in Conversational Strategies. Georgetown University. Washington, DC, USA.
1979. “Defrosting Frozen Idioms.” Seminar on Conventionality of Language. Summer Linguistic Institute. University of Salzburg, Austria.
1978. “On the Polarity of Tag Questions.” Seminar on Morphology and Syntax. Georgetown University. Washington, DC, USA.
1978. “Zu dem Phänomen der Synästhesie in der Dichtung.” Seminar on the History of the German Language. Georgetown University. Washington, DC, USA.
1978. “The Causes of Language Change: Internal and External.” Senior Thesis in Interdisciplinary Studies. Old Dominion University. Norfolk, VA, USA.
1976. “The Phrasal Verb.” Seminar on Linguistic Variation. Old Dominion University. Norfolk, VA, USA.