Daniel Ruivo Marques is an Invited Assistant Professor at the University of Aveiro, Department of Education and Psychology (Portugal). Besides, he is an Integrated Researcher at the CINEICC - Center for Research in Neuropsychology and Cognitive Behavioral Intervention, Faculty of Psychology and Educational Sciences, University of Coimbra, Portugal. In 2023, Daniel took part in the Task Force of sleep experts for revising the European Guideline for the Diagnosis and Treatment of Insomnia (2023 update) headed by the European Sleep Research Society (ESRS). His main research interests are sleep medicine, psychological assessment, psychometrics, cognitive-behavioral therapies, cognitive and affective neuroscience, and data analysis.