2004-present    William R. Kenan Jr. Professor of English and of Visual and Environmental Studies at Harvard University
1995-2004       William R. Kenan Jr. Professor of English at Harvard University
1981-95           Professor of English at Harvard University
1987                Visiting Professor of Comparative Literature, Dartmouth College (Summer)
1979-81           Professor of English, Haverford College
1975-79           Associate Professor of English, Yale University
1969-75           Assistant Professor of English, Yale University

Current:
Chair, Department of Visual and Environmental Studies, Harvard University
Director, Carpenter Center for the Visual Arts, Harvard University
Trustee, The English Institute
Board of Directors, American Council of Learned Societies (ACLS)

2001-07           President, Consortium of Humanities Centers and Institutes (CHCI)
2005-07           Parliamentarian, Faculty of Arts and Sciences
1986-2005       Director, Humanities Center in the Faculty of Arts and Sciences, Harvard University
1990-2001       Associate Dean, Faculty of Arts and Sciences, Harvard University
1980-81           Chair, Committee on Educational Policy, Haverford College

Advisory Board, Jackman Humanities Institute, University of Toronto
Advisory Board, Newhouse Center for the Humanities, Wellesley College
Humanities Initiative Steering Committee, Canadian Institute for Advanced Research (CIFAR)
Leadership Council, Design Industry Group of Massachusetts (DIGMA)
Governing Board, University of California Humanities Research Institute
Chair, 15-year Humanities Review and Pacific Rim Review, University of California
Institutional Review, Columbia University Press

MLA Division Executive Committee on Shakespeare (Chair, 1991)
Trustee, Shakespeare Association of America
Chair, Committee on Arrangements, Shakespeare Association of America
Editorial Board, Shakespeare Studies
Consulting Editor, "The International Literary Quarterly"
Consultant, Nantucket Arts Council Shakespeare Festival

Chair, the English Institute
Executive Secretary, the English Institute
MLA Division Executive Committee on Teaching as a Profession
Director, NEH Summer Seminar for Secondary School Teachers
Director, NEH Summer Seminar for College Teachers
NEH Summer Institutes, Folger Library

Member, Modern Languages Association (MLA)
Member, Shakespeare Association of America
Member, Renaissance Society of America
Member, International Association of University Professors of English

Co-Chair, Seminar on Feminist Literary Theory, Center for Literary and Cultural Studies
Co-Organizer, Conference on "Gender at the Crossroads," Stanford University

At Harvard
Director of Graduate Studies, Department of English
Chair, Search Committees (various), Department of English
Chair, Committee on Admissions, Department of English
Selection Committee, Whiting Fellowships

Faculty Chair, Graduate Colloquium on Teaching, Department of English
Faculty Co-Chair, Graduate Colloquium on Renaissance Literature, Department of English
Faculty Co-Chair, Graduate Colloquium on Feminist Criticism, Department of English

Search Committee, Director of American Repertory Theatre
Chair, Theodore Spencer Lecture Fund Committee, Department of English

Organizer, ad hoc Committee on Cultural Studies, Faculty of Arts and Sciences
Educational Policy Committee
Chair, Committee on Inquiry
Committee on Pedagogical Improvement
350th Anniversary Committee

Degree Committee on History and Literature
Degree Committee on Literature
Degree Committee on Women's Studies
Core Program, Subcommittee on Literature and the Arts
Chair, Standing Committee on the Status of Women
Standing Committee on Expository Writing
Standing Committee on Dramatic Arts