Studies (page 6)

This is the meta-analysis that tested attachment theory's central causal claim: that a caregiver's sensitivity, meaning the ability to notice an infant's signals, read them correctly and respond…

Delgado and colleagues pooled the studies published between 2000 and 2017 that compared comprehension of the same text read on paper and on a screen, covering more than a hundred and seventy…

Marguerite DeLiema and colleagues analysed 1,220 Americans aged 50 and over from the Health and Retirement Study. About 5 per cent reported investment fraud and about 4 per cent prize or lottery…

The Dhammacakkappavattana Sutta is taken by Buddhists as the record of the first sermon, delivered in the deer park at Sarnath. Later versions of the text centre on the Four Noble Truths, the…

Five studies; participants who saw the algorithm perform were less confident in it and less likely to choose it over an inferior human forecaster, even after seeing it outperform the human.

Digdon and Koble tested three self-help techniques for students whose sleep was disturbed by a racing mind, delivered entirely by email: constructive worry, in which worries are converted into…

DiMeglio and Mattes gave fifteen people the same amount of extra carbohydrate every day for four weeks, once as a fizzy drink and once as jelly beans, with a four-week gap between. Everything else…

18,618 patients aged 40 and over; longer diagnostic interval for females in six gender non-specific cancers; pooled difference for females 8.9 days (95% CI 5.5 to 12.2).

K. T. Do and Adriana Galván scanned adolescents aged 13 to 18 and adults aged 25 to 30, smokers and non-smokers, viewing FDA cigarette warning labels. Adolescent smokers showed a greater reduction…

Doody argues that the sunk cost fallacy is often not a fallacy. The textbook position is that unrecoverable costs should never influence a current decision, since only future consequences matter…

Doyen and colleagues tried to repeat one of the most famous experiments in social psychology, in which people exposed to words associated with old age walked more slowly when leaving the laboratory…

Drissi-Daoudi, Doerig, Parkosadze, Kunchulia and Herzog investigate how stable an ambiguous colour percept is once it forms. The group had already shown that the first encounter with the dress…

Dulleck and Kerschbamer set out the economics of credence goods in the Journal of Economic Literature. A credence good is one whose quality the buyer cannot judge even after buying and using it, the…

This is the experimental test of the framework Dulleck and Kerschbamer had reviewed five years earlier. Dulleck and Kerschbamer, with Matthias Sutter, ran a credence goods game with 936 participants…

Dunbar sets out the social brain hypothesis in its fullest form. Group size covaries with relative neocortical volume in non-human primates, and the regression predicts a group size for modern…

Dunbar and Spoors asked people in several British populations to name the adults they contact at least once a month, and used the answers to measure the size and composition of real social networks…

Dunbar, Arnaboldi, Conti and Passarella use the frequency of bi-directional posts to define relationships in two Facebook datasets and a Twitter dataset, building ego-centric networks for more than…

323 shoppers, 3,819 coded items; hunger and basket-level unplanned purchasing OR 1.019, p = .434; snacks and confectionery OR 1.090, p = .001, survives Bonferroni and FDR; shopping purpose eta…

Experienced construction executives suffer from a winner's curse in laboratory markets; industry-specific mechanisms, learned evaluation processes and private value elements explain their field…

This is the American Academy of Sleep Medicine's clinical practice guideline on behavioural and psychological treatment of chronic insomnia in adults. A task force reviewed the literature…