**** Announcement and Registration **** The 66th Peripatetic Seminar on Sheaves and Logic March 28-29, 1998 University of Birmingham England The 66th meeting of the PSSL will be held at the University of Birmingham, England, over the weekend of 28-29 March 1998. Since its inception, the focus of the PSSL has broadened and now includes talks related to category theory, logic and theoretical computer science. The meetings are informal in nature and talks on work in progress is welcome. We have arranged bed and breakfast in the University House which will cost 23 pounds per night. In addition, a buffet lunch and tea/coffee will be provided on Saturday and Sunday at a cost of 8 pounds per day. Student participation is particularly encouraged at this meeting and hence we have been granted a small fund to help with the costs of attendence for students. Those interested in this offer should contact the organisers as soon as possible. A more detailed announcement will be made closer to the meeting. More details can be found at http://www.cs.bham.ac.uk/~nxg/pssl66.html ** Registration ** Please send the following registration information via email to nxg@cs.bham.ac.uk by Monday 23 March and include the phrase PSSL in the title. Please make cheques payable to the "University of Birmingham" in sterling. Name: Job title: Affiliation: Address: email: phone: fax: presentation? (yes/no) title: Accommodation: Nights required: cost @ 23.00 per night: Lunch, Tea, Coffee : Saturday @ 8.00: Sunday @ 8.00: Total Cost: