Pedro Montejo Carrasco is a psychiatrist. Until 2 years ago, he was Director of the Center for the Prevention of Cognitive Deterioration at the Public Health Institute of Madrid Salud, Madrid City Council. For 7 years, he directed the Section for the Management of Prevention and Health Promotion Programs at Madrid City Council and has been Coordinator of Mental Health. He is currently retired with an "Active" retirement: consultations in his specialty and cognitive deterioration, collaboration in classes in various university master's degrees and other courses on memory, cognitive intervention for the elderly and loneliness, research on these topics, and various collaborations. He is co-author of the UMAM Memory Training Method, from which several documents have been published and more than 40 training courses have been held for professionals working in the field of psychogeriatrics. He is a professor of several master's degrees and courses in gerontology and neuropsychology, especially on topics related to Cognitive Deterioration, especially Memory, at the Complutense University of Madrid, UNED and other Universities, the Laín Entralgo Agency and the Training and Studies Institute of the Madrid City Council. He has published numerous scientific articles in national and international journals as well as several book chapters, mainly related to cognitive stimulation and cognitive impairment (memory complaints, etc.). Throughout his career, he has been the coordinator of several collections of books on scientific dissemination in the field of Mental Health: Practical Psychology, Basic Library of General Psychology, and others. Currently, he participates, together with professionals from other institutions, in various research projects related to Mild Cognitive Impairment: Connectivity and cognitive impairment (funded by the Ministry of Science and Technology), sentence comprehension in cognitive impairment and memory impairment due to age (with the Faculty of Psychology of the Complutense University), influence of a food supplement on the evolution of cognitive impairment, memory complaints in the elderly and young people in the city of Madrid, scales of several tests in people over 65 years of age, etc.