Dear Colleagues, The deadline for submitting an article for the Special Volume in honour of George Janelidze (see details below) has been extended by two weeks to THURSDAY 15 NOVEMBER (sharp!). Those authors who intend to submit an article in November are required to let us know this by the end of October. Many thanks in advance. Best regards, The guest editors Manuela, Maria Manuel, Marino, Ross and Walter ================================= Dear Colleagues, We are pleased to let you know that a Special Volume in honour of George Janelidze, on the occasion of his 60th birthday, will be published in Applied Categorical Structures. The guest editors of this volume are Maria Manuel Clementino, Marino Gran, Manuela Sobral, Ross Street and Walter Tholen. The deadline for submitting a contribution is October 31, 2012. Please send the .pdf file of your article to Marino Gran <marino.gran@uclouvain.be> with an indication of the guest editor you would like to handle your paper. We are looking forward to receiving your good contributions! With best regards, Manuela, Maria Manuel, Marino, Ross and Walter [For admin and other information see: http://www.mta.ca/~cat-dist/ ]