Introduction Age-associated cognitive decline—or normal (non-pathological, normative,
usual) cognitive ageing—is an important human experience which differs in extent between …

Neuroscience is contributing to an understanding of the biological bases of human intelligence
differences. This work is principally being conducted along two empirical fronts: genetics …

As digital imaging and computing power increasingly develop, so too does the potential to
use these technologies in ophthalmology. Image processing, analysis and computer vision …

… Drawing on large scale data Ian Deary considers how many types of intelligence there are,
and … In this new edition Deary also addresses the controversial question of whether men and …

This second edition of the bestselling textbook Personality Traits is an essential text for
students doing courses in personality psychology and individual differences. The authors have …

… A version of this paper was presented by Ian Deary as the Spearman Centenary Lecture to
the International Society for Intelligence Research in New Orleans, USA, in December 2004. …

Major depressive disorder (MDD) is a common illness accompanied by considerable
morbidity, mortality, costs, and heightened risk of suicide. We conducted a genome-wide …

Major depression is a debilitating psychiatric illness that is typically associated with low
mood and anhedonia. Depression has a heritable component that has remained difficult to …

Background Age-related macular degeneration is the most common cause of blindness in
Western populations. Susceptibility is influenced by age and by genetic and environmental …

Introduction Epidemiological studies have shown that weaker grip strength in later life is
associated with disability, morbidity, and mortality. Grip strength is a key component of the …