Elton Hiroshi Matsushima, Full Professor at Instituto de Psicologia, Universidade Federal Fluminense (UFF), Niterói, Brazil, is Licensed Psychologist by Universidade Federal do Rio de Janeiro (2000), and Doctor in Psychology by Universidade de São Paulo at Ribeirão Preto (2003). He was Head of the Department of Psychology for two terms, was Vice-Director of the Instituto de Psicologia also for two terms, and is currently Director of Instituto de Psicologia. In UFF, he coordinates the Laboratório de Estudos do Comportamento Humano e Animal (LECHA) and the Serviço de Avaliação Neuropsicológica (SeANp). He was a member of the Research Ethics Committee for 13 years and of the Council of the Núcleo de Animais de Laboratório in UFF. He was a member of the Advisory Committee on Psychological Assessment of the Conselho Federal de Psicologia, Brazil (2013-2016). His lines of research focus on Visual Space Perception, Geometry of Visual Space, Action-Perception Coupling, Visual and Pain Psychophysics, Attentional Processes, Neuropsychological Assessment and Rehabilitation, Construction of Psychological Instruments and the Interfaces between Psychology and Artificial Intelligence. He was a member of the International Society for Psychophysics (ISP) and had organized the Annual Meeting of this Society in Rio de Janeiro, Brazil in 2002, and is currently a member of the Brazilian Society of Neuropsychology (SBNp) and the Brazilian Society of Psychology (SBP).