Martin Seligman is an American psychologist. He is currently a professor of psychology at the University of Pennsylvania and has also previously served as a faculty member at numerous prestigious institutions. His work is primarily devoted to positive psychology. This focuses primarily on areas such as happiness, potential, optimism, Security or solidarity. 

By bringing positive psychology into everyday life, the quality of life of people in all areas should be noticeably increased. Martin Seligman has shared his knowledge of positive psychology in numerous books. Among them "How we flourish: The five pillars of personal well-being", "The happiness factor - Why optimists live longer" or "Flourish - How people flourish."