** Yorkshire and Midlands Category Theory Seminar (YaMCATS) - Meeting 30 ** Wednesday, 15th Match, 2023 ** University of Birmingham ** Resending because previous message was corrupted The 30th meeting of the Yorkshire and Midlands Category Theory Seminar (YaMCATS) will take place at the University of Birmingham on Wednesday, March 15. The schedule of speakers is as follows: 13:00-13:45 Elena Caviglia (University of Leicester) - Generalized principal bundles and quotient stacks 13:45-14:30 Benjamin Horton (University of Leeds)- Manifolds, Cobordisms, Braids and Loop Braids 14:30-15:00 Coffee Break 15:00-15:45 Ioannis Markakis (University of Cambridge) - Computads for Generalised Signatures 15:45-16:30 Ayberk Tosun (University of Birmingham) - Patch Locale of a Spectral Locale in Univalent Type Theory More information will be available shortly on the YaMCATS website: https://conferences.leeds.ac.uk/yamcats/ We hope to see you in Birmingham! Best wishes, Eric Finster (and co-organizers Nicola Gambino, Joao Faria Martins and Jamie Vicary) [For admin and other information see: http://www.mta.ca/~cat-dist/ ]