Pervasiveness of the iq rise: A cross-temporal meta- analysis

PLoS ONE

Volumn 5, Issue 12, 2010, Pages

  Pietschnig, Jakob ^a   Voracek, Martin ^a   Formann, Anton K ^a  

^a UNIVERSITY OF VIENNA   (Austria)

Author keywords

[No Author keywords available]

Indexed keywords

ARTICLE; COGNITIVE DEVELOPMENT; CONTROLLED STUDY; GERMANY; HUMAN; INTELLIGENCE QUOTIENT; INTELLIGENCE TEST; INTERMETHOD COMPARISON; LANGUAGE ABILITY; MATHEMATICAL COMPUTING; MENTAL TASK; PREDICTION; SWITZERLAND; TASK PERFORMANCE; ADOLESCENT; ADULT; AGED; AUSTRIA; CHILD; COMPUTER PROGRAM; INTELLIGENCE; LANGUAGE; META ANALYSIS; MIDDLE AGED; TIME;

ADOLESCENT; ADULT; AGED; AGED, 80 AND OVER; AUSTRIA; CHILD; GERMANY; HUMANS; INTELLIGENCE; INTELLIGENCE TESTS; LANGUAGE; MIDDLE AGED; SOFTWARE; SWITZERLAND; TIME FACTORS;

EID: 78650991323     PISSN: None     EISSN: 19326203     Source Type: Journal    
DOI: 10.1371/journal.pone.0014406     Document Type: Article

References (29)

1. Flynn JR (1984) The mean IQ of Americans: Massive gains 1932 to 1978. Psychological Bulletin 95: 29-51.
2. Flynn JR (1987) Massive IQ gains in 14 nations: What IQ tests really measure. Psychological Bulletin 101: 171-191.
3. Herrnstein RJ, Murray C (1996) The bell curve: Intelligence and class-structure in American society. New York: Simon & Schuster.
4. Colom R, García-López O (2003) Secular gains in fluid intelligence: Evidence from the Culture-Fair intelligence test. Journal of Biosocial Science 35: 33-39.
5. Teasdale TW, Owen DR (2005) A long-term rise and recent decline in intelligence test performance: The Flynn effect in reverse. Personality and Individual Differences 39: 837-843.
6. Wicherts JM, Dolan CV, Hessen DJ, Oosterveld P, van Baal GCM, et al. (2004) Are intelligence tests measurement invariant over time? Investigating the nature of the Flynn effect. Intelligence 32: 509-537.
7. Lynn R (2009) Fluid intelligence but not vocabulary has increased in Britain, 1979-2008. Intelligence 37: 249-255.
8. Voracek M (2006) Phlogiston, fluid intelligence, and the Lynn-Flynn effect. Behavioral and Brain Sciences 29: 142-143.
9. Flynn JR (2009) What is intelligence? Beyond the Flynn effect. Cambridge, UK: Cambridge University Press.
10. Jensen AR (1998) The g factor: The science of mental ability. Westport, CT: Praeger.
11. Flynn JR (2000) IQ gains, WISC subtests and fluid g: g theory and the relevance of Spearman's hypothesis to race. In Bock GR, Goode JA, Webb K, eds. The Nature of Intelligence: Novartis Foundation Symposium 233. New York: Wiley. pp 202-227.
12. Flynn JR (2010) Problems with IQ gains: The huge vocabulary gap. Journal of Psychoeducational Assessment 28: 412-433.
13. Neisser U, Boodoo G, Bouchard TJ, Boykin AW, Brody N, et al. (1996) Intelligence: Knowns and unknowns. American Psychologist 51: 77-101.
14. American Psychological Association (1992) Ethical principles of psychologists and code of conduct. American Psychologist 47: 1597-1611.
15. American Psychological Association (2002) Ethical principles of psychologists and code of conduct. American Psychologist 57: 1060-1073.
16. DIN Deutsches Institut fü r Normung (2002) Anforderungen an Verfahren und deren Einsatz bei berufsbezogenen Eignungsbeurteilungen. DIN 33430. [Requirements for proficiency assessment procedures and their implementation]. Berlin, Germany: Beuth.
17. Flynn JR, Widamann KF (2008) The Flynn effect and the shadow of the past: Mental retardation and the indefensible and indispensable role of IQ. International Review of Research in Mental Retardation 35: 121-149.
18. Twenge JM (2000) The age of anxiety? Birth cohort change in anxiety and neuroticism, 1952-1993. Journal of Personality and Social Psychology 79: 1007-1021.
19. Twenge JM, Zhang LQ (2004) It's beyond my control: A cross-temporal metaanalysis of increasing externality in locus of control, 1960-2002. Personality and Social Psychology Review 8: 308-319.
20. Twenge JM, Gentile B, DeWall CN, Ma D, Lacefield K, et al. (2010) Birth cohort increases in psychopathology among young Americans, 1938-2007: A cross-temporal meta-analysis of the MMPI. Clinical Psychology Review 30: 145-154.
21. Voracek M, Haubner T, Fisher ML (2008) Recent decline in nonpaternity rates: A cross-temporal meta-analysis. Psychological Reports 103: 799-811.
22. Lehrl S (1977) Mehrfachwahl-Wortschatz-Intelligenztest MWT-B [MWT-B: Multiple-choice vocabulary test]. Erlangen, Germany: Straube.
23. Merz J, Lehrl S, Galster V, Erzigkeit H (1975) MWT-B: Ein Intelligenzkurztest [MWT-B: A short intelligence test]. Psychiatrie, Neurologie und Medizinische Psychologie 27: 423-428.
24. Schmidt K-H, Metzler P (1992) Wortschatztest (WST): Ein RASCH-skalierter Test zur Abschätzung der verbalen Intelligenz [Vocabulary test (WST): A Rasch-calibrated test for assessment of verbal intelligence]. Weinheim, Germany: Beltz.
25. Röth F, Lehrl S (1973) Eine mehrdimensionale Selbstbeurteilungsskala zur Schmerzerfassung [A multidimensional selfrating scale for classification of pain]. Arzneimittel-Forschung 23: 997-999.
26. Gorlicki C, Schäuble R (1997) Inwieweit kann der WST als valides Instrument fü r eine Intelligenzschätzung gelten? [To what extent is it possible to consider the WST as a valid measure of intelligence?]. Zeitschrift fü r Klinische Psychologie, Psychiatrie und Psychotherapie 45: 367-375.
27. Cohen J, Cohen P, West SG, Aiken LS (2003) Applied multiple regression/ correlation for the behavioral sciences. Mahwah, NJ: Lawrence Earlbaum.
28. Verhaegen P (2003) Aging and vocabulary scores: A meta-analysis. Psychology and Aging 18: 332-339.
29. Colom R, Lluis-font JM, Andres-Pueyo A (2005) The generational intelligence gains are caused by decreasing variance in the lower half of the distribution: Supporting evidence for the nutrition hypothesis. Intelligence 33: 83-91.