ANNOUNCEMENT WORKSHOP In conjunction with the Category Theory Symposium at the Canadian Mathematical Society's (Northern) Summer 1998 Meeting, there will be a workshop on the Applications of Category Theory to Computer Science, directed towards graduate students and young researchers. June 8-12, 1998 (arrival day Sunday, June 7,1998) Mount Allison University (home of CATEGORIES and TAC) Sackville, New Brunswick, Canada The invited instructors are M. Barr (McGill) and R.F.C. Walters (Sydney). Residence accommodation will be available at Mount Allison University at a cost of $27.60/person/night for a single room $24.30/person/night for a shared double room $23.00/person/night for either of the above for students upon presentation of a student card. (All prices are in Canadian dollars and include taxes.) Bookings can be made at http://www.mta.ca/conference/overnigh.htm There will be a registration fee of $50 for the workshop. To preregister send e-mail to ct95@mscs.dal.ca (sic) with subject heading `workshop'. On the evening of Friday June 12 the Workshhop participants will receive free transportation to Saint John, New Brunswick, site of the aforementioned Category Theory Symposium. Sponsored by The Fields Institute for Research in Mathematical Sciences and AARMS, The Atlantic Association for Research in the Mathematical Sciences