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Jason Decker Profile
Assistant Professor of Philosophy

Grove City College, B.A.; Arizona State University, M.A.; Massachusetts Institute of Technology, Ph.D.

After completing his PhD at MIT in 2006, Jason came to Carleton in the fall of 2007 as a visiting professor of philosophy. After refusing to vacate his office, he was hired as a tenure track professor, starting in the fall of 2008. Jason is interested in epistemology, logic, metaphysics, philosophy of language, philosophy of science, and just about any philosophical problem worth its salt. He is currently working on papers concerning the nature and possibility of rational disagreement, the validity of modus ponens, and the semantics of English conditionals. He lives in scenic Dundas with his wife Kim, and tends to be exceedingly grumpy when the outside temperature falls below -10 degrees Fahrenheit.

Daniel Groll
Daniel Groll Profile
Assistant Professor of Philosophy

McGill University B.A.; McGill University, B. Mus.; University of Chicago, Ph.D.

Daniel joined the Carleton College philosophy department in fall 2009 after completing his PhD at the University of Chicago. Daniel works in ethics, with a particular interest in normative ethics and bioethics. He lives in Northfield with his wife Emily, daughter Eleanor & dog Belly (whose picture graces the door to his office).

Read more about Daniel on his home page.


Associate Professor of Philosophy
Anna Moltchanova Profile
Associate Professor of Philosophy
Chair of Philosophy

St. Petersburg State University, Diploma; Central European University (Prague), Diploma; McGill University, Ph.D.

Anna Moltchanova received her Ph. D. from McGill University in 2001. Her most recent research is in social ontology, which includes defending a realist approach to group agency and developing a context-sensitive concept of group intentionality that would cover a range of political environments, from oppressive to liberal. She has worked on a number of issues in global justice and her book, National Self-Determination and Justice in Multinational States, was published in 2009 by Springer. She has an interest in Modern Political Thought and has written on Locke and Rousseau. Her articles have appeared in The Journal of Political Philosophy and Journal of Social Philosophy, and a number of peer-reviewed collections of papers.

Visiting Assistant Professor of Philosophy
Sarah Jansen Profile
Assistant Professor of Philosophy

University of California Los Angeles, B.A.; University of California Los Angeles, Ph.D.

Having completed her Ph.D. in 2012 at the University of California Los Angeles, Sarah joined the Carleton faculty as a Visiting Assistant Professor in the fall of 2012. After surviving her first winter in Minnesota, this Arizona native joined the department as a tenure-track member in the fall of 2013. Sarah's interests include ancient Greek philosophy and science, ethics and aesthetics. Her current research is on Plato's ethics and aesthetics, the dramatic aspects of Plato's dialogues, philosophy of regret, and Aristotle's natural philosophy. When she is not pondering philosophy with Carleton students, Sarah can be found mountain or gravel biking, rock climbing, skate skiing, barefoot running or discovering new ways to stay warm outdoors in the winter (including wearing running shoes). Sarah lives in Northfield with her beagle-chihuahua, Teddy - a frequent patron of the bald spot, the Arb and Carls' laps.

Douglas Marshall
Douglas Marshall Profile
Assistant Professor of Philosophy
Professor Charles Guignon, emeritus
Charles Guignon Profile
Cowling Distinguished Visiting Professor of Philosophy

University of California, Berkeley, Ph.D

Charles earned his Ph.D. at the University of California , Berkeley , in 1979.  He joined the USF Philosophy Department in 2001 after teaching at The University of Texas at Austin and the University of Vermont.  Professor Guignon’s interests are Continental Philosophy (Phenomenology, Hermeneutics, Existentialism, Post-structuralism, with a specialization in Heidegger), philosophical study of psychology and psychotherapy theories, and recent thought on the self and related matters (Charles Taylor, Bernard Williams, Alasdair MacIntyre, Paul Ricoeur, Michel Foucault, etc.). Authored two books, Heidegger and the Problem of Knowledge (1983) and On Being Authentic (2004), co-authored Re-envisioning Psychology (1999), edited the Cambridge Companion to Heidegger (2nd ed., 2006), The Good Life (1999), Dostoevsky's "The Grand Inquisitor" (1993) and The Existentialists (2004), and co-edited Richard Rorty (2003), Existentialism: Basic Writings (2nd ed., 2001), and Dostoevsky's "Notes from the Underground (2010). Currently working on a volume for the "Arguments of the Philosophers" series on Heidegger, and Existentialism: An Introduction for Polity Press. Teaching includes a course on philosophy in film and literature and a course titled "The Self: Philosophical and Psychological Approaches."

Emeriti Faculty

Roy Elveton
Roy Elveton Profile
Maxine H. and Winston R. Wallin Professor of Philosophy and Cognitive Science, Emeritus

St. Olaf College, B.A.; Northwestern University, Ph.D.

Roy Elveton is Maxine H. and Winston R. Wallin Professor of Philosophy and Cognitive Science at Carleton College. He has published 'The Phenomenology of Husserl' (Noesis Press) and edited 'Educating for Participatory Democracy: Paradoxes in Globalizing Logic' (Hampton Press). Most recently, he is the co-editor of 'Sartre's Second Century', published by Cambridge Scholars Press. He is also the the author of numerous articles on Husserl, phenomenology, phenomenology of language, Nietzsche and cognitive science and has contributed to international conferences in Canada, England, Scotland, Italy, Peru and Guatemala.

Gary Iseminger
Gary Iseminger Profile
Stephen R. Lewis, Jr. Professor of Philosophy and Liberal Learning, Emeritus

Wesleyan University, B.A.; Yale University,M.A., Ph.D.

Gary Iseminger has maintained an active interest in philosophy since his retirement in 2004, continuing to appear regularly on programs of the American Society for Aesthetics and the American Philosophical Association and lecturing recently at universities in England, Belgium, Sweden, Canada and the United States. His recent publications include reviews in journals published in England and the United States and chapters in books published in England and Poland. He also plays vibraphone in Occasional Jazz in Northfield and in Aesthetic Attitude at ASA meetings, as well as timpani in the Cannon Valley Regional Orchestra.

Curriculum vitae

Perry Mason
Perry Mason Profile
John E. Sawyer Professor of Philosophy and Liberal Learning, Emeritus

Baylor University, B.A.; Harvard University, B.D.; Yale University, M.A., Ph.D.

Philosophy of social science, philosophy of religion, Ancient Greek philosophy.

David Sipfle
David Sipfle ’53 Profile
William H Laird Prof of Philosophy & Liberal Arts, Emeritus

Carleton College, B.A., Yale University, M.A., PhD.

Philosophy of physics, time, freedom.


Administrative Assistant in Philosophy
Sandy Saari
Administrative Assistant in Religion
Administrative Assistant in Philosophy

Mankato State University, BSN

Sandy Saari joined the Departments of Philosophy and Religion in late July of 2009 as their Administrative Assistant.  Sandy provides administrative support and office management for the two department Chairs and the faculty, along with assisting and supervising student workers.  She worked for nine years in the Admissions Office at Carleton managing the Alumni Admissions Representatives (AAR) Program.  Before joining the Carleton staff, she served as a RN in the Northfield Public Schools and at Methodist and St. Mary's Hospitals in Rochester, MN.