Peter Lang is an academic publisher specializing in the humanities and social sciences.

It has its headquarters in Lausanne, Switzerland, with offices in Berlin, Brussels, Chennai, New York, and Oxford.

[4][5] Peter Lang publishes over 1,100 academic titles annually, both in print and digital formats, with a backlist of over 40,000 books.

[6] It has its complete online journals collection available on Ingentaconnect,[5] and distributes its digital textbooks globally through Kortext.

Since 1982 it has an American subsidiary, Peter Lang Publishing USA, specializing in textbooks for classroom use in education,[8] media and communication, and Black studies, as well as monographs in the humanities and social sciences.