Proceedings of the 18th International Conference on Web Information Systems and Technologies Acronym: WEBIST 2022 Event held on: October 25-27, 2022, in Valletta, Malta Editors: Stefan Decker 1 , Francisco DomÃnguez Mayo 2 , Massimo Marchiori 3 and Joaquim Filipe 4 Affiliations: 1 RWTH Aachen, Germany , 2 University of Seville, Spain , 3 University of Padua, Italy , 4 Polytechnic Institute of Setubal / INSTICC, Portugal ISBN: 978-989-758-613-2