De Gruyter is celebrating Immanuel Kant's 300th birthday with a special edition of all Kant volumes from the series Klassiker Auslegen . The collective commentaries on the world-famous philosopher's most important works are being published as revised editions in an exclusive slipcase. The box set includes an additional introductory volume by Otfried Höffe, who provides an overview of Immanuel Kant's oeuvre and the latest secondary literature.