Proceedings of the 2nd International Conference on Computer-Human Interaction Research and Applications Acronym: CHIRA 2018 Event held on: September 19-21, 2018, in Seville, Spain Editors: Hugo Plácido Silva 1 , Larry Constantine 2 , Maria Jose Escalona 3 , Andres Jimenez Ramirez 3 and Markus Helfert 4 Affiliations: 1 IT- Institute of Telecommunications, Portugal , 2 Madeira Interactive Technologies Institute, Portugal , 3 University of Seville, Spain , 4 Dublin City University, Ireland ISBN: 978-989-758-328-5