Secular declines in cognitive test scores: A reversal of the Flynn Effect

@article{Teasdale2008SecularDI,
  title={Secular declines in cognitive test scores: A reversal of the Flynn Effect},
  author={Thomas William Teasdale and David R. Owen},
  journal={Intelligence},
  year={2008},
  volume={36},
  pages={121-126}
}

Figures and Tables from this paper

Are Educated Better in Cognition than Their Ancestors? An Indian Flynn Effect Study
Flynn Effect (FE) deals with the issue of how the general scores of a population change over time. The existing cognitive test was developed in 1976 and since then there have been a lot of
ANCESTORS? AN INDIAN FLYNN EFFECT STUDY
Flynn Effect (FE) deals with the issue of how the general scores of a population change over time. The existing cognitive test was developed in 1976 and since then there have been a lot of
Guest Editors’ Introduction to the Special Issue of JPA on the Flynn Effect
When James Flynn (1984) first reported that American children and adolescents scored higher on IQ tests than did their peers from an earlier generation, that finding generated few ripples in the
One Century of Global IQ Gains
  • J. Pietschnig, M. Voracek
  • Psychology
    Perspectives on psychological science : a journal of the Association for Psychological Science
  • 2015
TLDR
Findings include that IQ gains vary according to domain, are stronger for adults than children, and have decreased in more recent decades, while factors associated with life history speed seem mainly responsible for the Flynn effect’s general trajectory.
...
...

References

SHOWING 1-10 OF 30 REFERENCES
The flynn effect in the caribbean : Generational change of cognitive test performance in dominica
Mental ability, as assessed by standardized tests, is not fixed in time. Large IQ gains have been recorded in many industrialized countries during the 20th century, but very little is known about IQ
IQ on the Rise
TLDR
Data for this project were collected during two large studies in Embu, Kenya, in 1984 and 1998, and results strongly support a Flynn effect over this 14-year period, with the most significant gains found in Raven's matrices.
Forty-Year Secular Trends in Cognitive Abilties
The mean IQ of Americans: Massive gains 1932 to 1978.
This study shows that every Stanford-Binet and Wechsler standardization sample from 1932 to 1978 established norms of a higher standard than its predecessor. The obvious interpretation of this
Educational and ecological correlates of IQ: A cross-national investigation
...
...