Eva Barreira is an Assistant Professor at University of Porto – Faculty of Engineering (FEUP). Collaborator of the Building Physics Laboratory. Member of CIB W040 – Heat and Moisture Transfer in Buildings. Author of about 50 scientific publications on Hygrothermal Behaviour, Building Physics, Building Rehabilitation and Building Pathology. Vasco Peixoto de Freitas is a Full Professor at University of Porto – Faculty of Engineering (FEUP). Director of the Building Physics Laboratory and Building Rehabilitation Advanced Course at FEUP. Coordinator of CIB W040 – Heat and Moisture Transfer in Buildings and CIB W086 – Building Pathology. Author of more than 400 scientific publications on Building Rehabilitation, Building Pathology, Hygrothermal Behaviour and Building Physics.