Dr. María Covadonga Vázquez-Sánchez is an Assistant Lecturer in Optometry at the University of Santiago de Compostela (Spain). She holds a Doctorate in Vision Sciences from the same university. Her research focuses on the study of visual and auditory dysfunctions in the elderly, with a particular emphasis on dual sensory loss. She has published several articles on this topic and presented papers at international scientific conferences. Currently, she conducts her research in nursing homes and institutions that provide comprehensive and specialized care for elderly individuals with dementia. She has also coordinated several educational innovation projects in service-learning, aimed at delivering visual and auditory care services to highly vulnerable elderly populations.