Dear Colleagues: The deadline for abstract submission has been extended until May 31, 2002. The registration deadline is June 30, 2002, and submissions to the conference proceedings and the special volume on descent theory are due by November 30, 2002. For a complete update on information as distributed earlier, please see below. We hope to welcome you at the Workshop in September. George Janelidze Bodo Pareigis Walter Tholen. ==================================================================================== "Workshop on Categorical Structures for Descent and Galois Theory, Hopf Algebras and Semiabelian Categories" September 23-28, 2002, at the Fields Institute in Toronto. http://www.fields.utoronto.ca/programs/scientific/02-03/galois_and_hopf/ REGISTRATION is now open, a registration form can be found at the conference website. EVERY conference participant must register. The registration deadline is June 30, 2002. PROGRAM The program of the workshop will commence on Monday September 23, at 9am and run until noon Saturday September 28. In addition to the invited lectures (for a list of speakers, see below) we expect to be able to place up to 30 contributed 20-minute talks in the program. CALL FOR PAPERS We invite you to submit an abstract by May 31, 2002, using the easy-to-use abstract submission service linked to the Workshop webpage: http://at.yorku.ca/cgi-bin/amca/submit/cajf-01 Notification of acceptance will be given by June 15, 2002. Accepted abstracts can be viewed at http://at.yorku.ca/cgi-bin/amca/cajf-01 There will also be a poster session at the workshop. If you are interested in presenting a poster, please indicate this with your abstract submission. PROCEEDINGS The organizers invite contributions to - the conference proceedings, to appear as a volume of the "Fields Institute Communications" series, published with the American Mathematical Society - a special volume of the journal "Applied Categorical Structures" (Kluwer) on descent theory The deadline for submission is November 30, 2002. Further details will be communicated in the Third Announcement, to be sent in late June. HOUSING Participants should arrange for accommodation on their own. Since tourism is still very active in Toronto during late summer/early fall, we advise participants to make reservations early and call the hotel of their choice soon. Mention that you are visiting the Fields Institute at the University of Toronto to obtain the special rate. Normally a credit card number is required to guarantee a reservation. There is a link to a list of conveniently located hotels and guest houses from the website given above. CONFIRMED SPEAKERS Michael Barr, McGill University, Canada Francis Borceux, Univ. Catholique de Louvain, Belgium Dominique Bourn, Univ. Littoral, France Ronnie Brown, Univ. of Wales, UK Marta Bunge, McGill University, Canada Stefaan Caenepeel, Vrije Univ. of Brussels, Belgium Aurelio Carboni, Univ. dell'Insubria, Italy Peter Freyd, Univ. of Pennsylvania, USA Johannes Huebschmann, Univ. de Lille, France Andre Joyal, Univ. de Quebec a Montreal, Canada Max Kelly, Univ. of Sydney, Australia F.W. Lawvere, Univ. of New York at Buffalo, USA Andy Magid, Univ. of Oklahoma, USA Michael Makkai, McGill University, Canada Robert Pare', Dalhousie Univ., Canada Peter Schauenburg, Univ. of Munich, Germany Manuela Sobral, Univ. de Coimbra, Portugal Ross Street, Macquarie Univ., Australia Mitsuhiro Takeuchi, Univ. of Tsukuba Sakura-Mura, Japan Myles Tierney, Rutgers Univ., USA Enrico Vitale, Univ. Catholique de Louvain, Belgium 17-May-2002 06:41:04 -0300,4289;000000000000-00000000