Inquiry: An Interdisciplinary Journal of Philosophy

Inquiry: An Interdisciplinary Journal of Philosophy is a bimonthly peer-reviewed academic journal of philosophy published by Routledge. It was established in 1958 by Ingemund Gullvåg and Jacob Meløe in the spirit of Arne Naess and the so-called Oslo school in Norwegian philosophy and covers all areas of philosophy. It was originally published by Universitetsforlaget.

Abstracting and indexing
Inquiry is abstracted and indexed in Arts and Humanities Citation Index, Current Contents/Arts & Humanities, Humanities Index, International Bibliography of the Social Sciences, Philosopher's Index, Social Sciences Citation Index, and Sociological Abstracts. According to the Journal Citation Reports, the journal has a 2015 impact factor of 1.079, ranking it 23rd out of 51 journals in the category "Ethics".