On behalf of the Editors of Theory and Applications of Categories, it is a great pleasure to announce newly elected members of the TAC Editorial Board. They are: Julie Bergner, University of Virginia Gabriella Bohm, Wigner Research Centre for Physics Richard Garner, Macquarie University Dirk Hoffman, Universidade de Aveiro Pieter Hofstra, University of Ottawa Joachim Kock, Universitat Autonoma de Barcelona Matias Menni, Conicet and Universidad Nacional de La Plata Kate Ponto, University of Kentucky Tim van der Linden, Universite catholique de Louvain Authors may submit articles to them by following the usual guidelines at http://www.tac.mta.ca/tac/authinfo.html With regret, the Editors also announce that the following TAC Editors are retiring after many years of distinguished service to the journal: Ronnie Brown Martin Hyland Walter Tholen They have each made a very large contribution to the success of TAC. We sincerely thank Ronnie, Martin, and Walter and wish them a happy and well-earned retirement from TAC editorial duties, and much success in future endeavours. best to all, Bob Rosebrugh, Managing Editor Theory and Applications of Categories [For admin and other information see: http://www.mta.ca/~cat-dist/ ]