Special issue dedicated to Professor Robert Lowen

Special issue dedicated to the memory of Professor Horst Herrlich

Special Issue in Honour of Professor George Janelidze, on the occasion of his 60th birthday. Proceedings of the "Workshop on Category Theory", an international conference at the Universidade de Coimbra, July 9-13, 2012

Special Issue: Dedicated to the Memory of Professor Gregory Maxwell Kelly / Guest Edited by Martin Hyland, George Janelidze, Michael Johnson, Peter Johnstone, Stephen Lack, Ross Street, Walter Tholen and Richard Wood

Special Issue: Enriched and Higher Categories / Guest Edited by Ross Street, Maria Manuel Clementino and Samson Abramsky

Special Issue: Toposes and Functor Categories / Guest Edited by Ross Street, Maria Manuel Clementino and Samson Abramsky

Special Issue: Semi-abelian Categories / Guest Edited by Ross Street, Maria Manuel Clementino and Samson Abramsky

Special Issue: Topology and Homotopy

Algebras and Coalgebras

Aspects of Contemporary Topology II

The Frames and Spaces of Ordered Algebraic Structures - A Celebration of the 80th Birthday of Bernhard Banaschewski

Categorical Methods in Hopf Algebras