PSSL 67 - FIRST ANNOUNCEMENT The 67th meeting of the Peripatetic Seminar on Sheaves and Logic will be held over the weekend of May 30-31 in Utrecht, the Netherlands. The meeting will be held on Saturday and Sunday until lunch time. As usual, we invite talks on logic, sheaves and related areas. As a new feature, in this meeting we shall have a tutorial of three 45-minute lectures. We are very happy to announce that John Power has agreed to deliver this tutorial on: HIGHER DIMENSIONAL CATEGORIES Registration for the meeting, including requirements for hotel reservation, please by email to: jvoosten@math.ruu.nl Since hotel capacity in Utrecht is limited, we would urge you to register at your earliest convenience. Looking forward to seeing you in Utrecht, Jaap van Oosten Ieke Moerdijk