A conference Categorical Methods in Algebra and Topology will take place at the University of Bremen from August 21-26, 2000. This conference will commemorate 25 years of categorical research and teaching at the University of Bremen and is to be seen in a long line of similar ones (e.g. Mannheim 1975, Berlin 1978, Ottawa 1980, Cape Town 1981, Toledo, Ohio 1983, L'Aquila 1986, Prague 1988, Antwerp 1998). People interested to participate are invited to preregister at our website (which will be updated regularly from now on) http://katmat.math.uni-bremen.de/catmat2000/ or via e-mail. Hans-E. Porst ----------------------------------------------------------------- Hans-E. Porst e-mail: porst@math.uni-bremen.de FB 3: Mathematik Phone: +49 421 2182276 University of Bremen Secr.: +49 421 2184971 D-28334 Bremen Fax: +49 421 2184856 http://www.informatik.uni-bremen.de/~porst/