The central area of Rossen’s research interests is the philosophy of the self
with focus on Ethics, Socio-Political Philosophy, and Critical and Creative Thinking
. He pursues a holistic understanding of human subject, including as self-identical, rational, environmental, narrative, ethical, and political subject. He set his research in a genealogical
fashion, drawing on the history of philosophy, contemporary interdisciplinary research, as well as on the philosophy of language, literature, art, and culture. Rossen’s research in ethics includes work on Levinas
’ philosophy of justice, Habermas’ theory of communicative action
and moral development, Rorty
’s social ragmatism, Foucault’s view on the relation of power and institutionalization
. His work in critical thinking traces its links with problem solving, creativity, ethical, institutional, and political thinking, as well as with the philosophical thinking in general and with professional thinking and applied ethics.