The 6th European Crohn's and Colitis Organisation Congress took place in Dublin, Ireland, on the occasion of the 10th European Crohn's and Colitis Organisation anniversary. This key annual event attracted a record number of participants and presented updated information in the field of inflammatory bowel disease in children and adults. The extensive program combined the original basic scientific program that dealt with pathogenesis and new therapeutic targets, while the clinical program focused on the possibility of optimizing current therapies, the importance of mucosal healing and features of inflammatory bowel disease-related cancer.