2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/115403This paper presents fifteen problems about mapping class groups. It is an expanded and updated version of the author's preprint "Ten problems on the mapping class groups". The paper will appear in the book "Problems on Mapping Class Groups and Related Topics", ed. by B. Farb, Proc. Symp. Pure Math. series, Amer. Math. Soc.15 pagesGeometric TopologyGroup Theory20F38, 20F34, 32G15, 57M07, 57M99Fifteen problems about the mapping class groupstext