From September 25^th to the 28^th, Maria João Romão, Ana Luísa Carvalho and Benedita Pinheiro were tutoring Macromolecular Crystallography methods at the GlycoTwinning Summer School: Scientific Hands-on course in protein/glycan interactions: a structural perspective, co-Chaired by Filipa Marcelo, from the NMR group, and Ana Luísa Carvalho.