Professional History

2016–2017 Independent Scholar
2012–2016 Freelance Academic Editor
2000–2012 The Medieval Academy of America: Book Review Manager, Speculum
1998–2000 Harvard University: Visiting Scholar
1994–1999 Bloomsburg University: Associate Professor (tenured 1994)
1991–1994 Bloomsburg University: Assistant Professor
1990–1991 Rutgers University: Adjunct Professor
1988–1991 University of Pennsylvania: Visiting Scholar
1986–1988 Netherlands Institute for Advanced Study (NIAS)
1976–1987 University of Groningen, The Netherlands: Assistant Professor of English (tenured 1984)

Fellow of the Netherlands Institute for Advanced Study (NIAS)
Fellow of the Beinecke Library (Yale University)