Dear colleagues and friends, I am writing to invite you to submit papers to a special issue of Mathematical Structures in Computer Science entitled “Advances in Homotopy Type Theory”. Submissions based on talks presented at the International Conference in Homotopy Type Theory held at Carnegie Mellon University in May 2023 are encouraged, but other papers are welcome too. Submissions should be made via the MSCS Scholar One portal, choosing the name of the special issue from the drop down list on page one: https://www.cambridge.org/core/journals/mathematical-structures-in-computer-... The deadline for submissions is 31st January 2024. With best regards, Benno (also on behalf of the other guest editors, Thorsten Altenkirch, Nicola Gambino, and Maria Emilia Maietti) [For admin and other information see: http://www.mta.ca/~cat-dist/ ]