She is Professor of Germanic Linguistics at the University of California, Berkeley.1979–80; 1982–present. Previously at the Univ. of Illinois (1968–82); the University of Pittsburgh (1966–68); the Univ. of Wisconsin (1962–66).
She is the editor of the book series Berkeley Insights in Linguistics and Semiotics;Berkeley Models of Grammars; Studies in Old Germanic Languages and Literatures; co-editor of the Interdisciplinary Journal for Germanic Linguistics and Semiotic Analysis.
- BAG--Bay Area German Linguistic Fieldwork Project. Peter Lang Publishing; 2015.
- Semiotic Insights: The Data Do the Talking. Toronto: University of Toronto Press. 2008.
- The Phonology/Paraphonology Interface and the Sounds of German across Time. Peter Lang Publishing. 2011.
- The Gothic Language: Grammar, Genetic Provenance and Typology, Readings. Second edition. Peter Lang Publishing. 2011.
- The Old Saxon Language. Grammar, Epic Narrative,Linguistic Interference. Peter Lang Publishing. 1967.
- The Old High German Diphthongization. A Description of a Phonemic Change'. Mouton & Company, 1967.
- Co-editor w Gerald F. Carr: 'Semiotics Around the World: Synthesis in Diversity. Proceedings of the Fifth Congress of the IASS.' Berkeley, CA.Mouton de Gruyter, 1996.
Insights in Germanic Linguistics I(1995),II(1996) Mouton de Gruyter; New Insights in Germanic Linguistics I(1999), II(2001), III(2002) Peter lang Publishing; The Signifying Animal: The Grammar of Language and Experience (1980) Indiana University Press; Language Change (1983 Indiana University Press); The Semiotic Bridge: Trends from California, Mouton de Gruyter (1989).
- 2011 Eighth Thomas A. Sebeok Fellow (Semiotic Society of America)
- 1998 Festschrift: Interdigitations: Essays for Irmengard Rauch
- 1996 Honorary Member, American Association of Teachers of German
- 1994 President, Fifth Congress of the IASS
- 1985 Distinguished Alumnus Award, University of Dayton
- 1982 Guggenheim Fellow
- 1981-83 President, Semiotic Society of America
- Life Member, Modern Language Association, Linguistic Society of America