Ian Deary

Professor Ian Deary is a leading figure in Differential Psychology and cognitive aging research at the University of Edinburgh, where he also serves as Director of the Medical Research Council's Centre for Cognitive Ageing and Cognitive Epidemiology. His work bridges psychology, neuroscience, and epidemiology to explore the interplay between intelligence, personality, health, and longevity.

• Education: Psychology and Medicine (University of Edinburgh), PhD (University of Edinburgh).

Deary’s research focuses on human mental abilities, particularly the origins of cognitive differences, the impact of aging and medical conditions on cognition, and the role of intelligence in health and social outcomes. He has authored foundational texts such as Looking Down on Human Intelligence: From Psychometrics to the Brain (2000) and A Lifetime of Intelligence (2009), and his team leverages longitudinal studies like the Scottish Mental Surveys (1932, 1947) to investigate cognitive epidemiology.

His accolades include the Royal Society-Wolfson Research Merit Award, British Psychological Society's Book Award, and the Distinguished European Personality Psychologist Award. Deary is a Fellow of the Royal Society of Edinburgh, the British Academy, and the Academy of Medical Sciences.

• Key Research Themes: Cognitive aging, psychometrics, molecular genetics, health inequalities, intelligence-personality-health interplay.