Saturnino Luz  conducts research in medical informatics, employing  machine learning, natural language processing, and signal processing methods to the study of behaviour and communication in healthcare contexts. His primary interest is in the use of computational methods in the study of behavioural changes caused by neurodegenerative diseases, with focus on vocalisation and linguistic behaviour.  He has also employed these methods in the investigation of interaction in multidisciplinary medical team meetings, doctor-patient consultations, telemedicine and health promotion. His research interests also include visualisation of and inference in high dimensional data sets, and graphical models.