Dear friends and colleagues, This is a reminder that the 30th of November we will reach the deadline for registration to participate in the 102nd edition of the PSSL (Peripatetic Seminar on Sheaves and Logic) to be held at the University of Santiago de Compostela, Spain, the weekend of 13th - 14th of January 2018. More information can be found at the webpage: http://www.usc.es/regaca/pssl102/ We hope to see you soon, Xabier Garcia-Martinez Tim Van der Linden [For admin and other information see: http://www.mta.ca/~cat-dist/ ]