123. ** ^  ** Pietropaolo, S.;  Crusio, W. E.  (2010). "Genes and cognition". _ Wiley Interdisciplinary Reviews: Cognitive Science  _ . **2** (3): 345–352.  doi  "Doi \(identifier\)") :  10.1002/wcs.135  .  PMID  "PMID \(identifier\)")  26302082  .
124. ** ^  ** Deary, Johnson & Houlihan 2009  .
125. ** ^  ** Davies G, Tenesa A, Payton A, Yang J, Harris SE, Liewald D, Ke X, Le Hellard S, et al. (2011).  "Genome-wide association studies establish that human intelligence is highly heritable and polygenic"  . _Mol Psychiatry_ . **16** (10): 996–1005.  doi  "Doi \(identifier\)") :  10.1038/mp.2011.85  .  PMC  "PMC \(identifier\)")  3182557  .  PMID  "PMID \(identifier\)")  21826061  .
126. ** ^  ** Benyamin B, Pourcain B, Davis OS, Davies G, Hansell NK, Brion MJ, Kirkpatrick RM, Cents RA, et al. (2013).  "Childhood intelligence is heritable, highly polygenic and associated with FNBP1L"  . _Mol Psychiatry_ . **19** (2): 253–258.  doi  "Doi \(identifier\)") :  10.1038/mp.2012.184  .  PMC  "PMC \(identifier\)")  3935975  .  PMID  "PMID \(identifier\)")  23358156  .
127. ** ^  ** Sniekers S, Stringer S, Watanabe K, Jansen PR, Coleman JRI, Krapohl E, Taskesen E, Hammerschlag AR, Okbay A, Zabaneh D, Amin N, Breen G, Cesarini D, Chabris CF, Iacono WG, Ikram MA, Johannesson M, Koellinger P, Lee JJ, Magnusson PKE, McGue M, Miller MB, Ollier WER, Payton A, Pendleton N, Plomin R, Rietveld CA, Tiemeier H, van Duijn CM, Posthuma D. Genome-wide association meta-analysis of 78,308 individuals identifies new loci and genes influencing human intelligence. Nat Genet. 2017 Jul;49(7):1107-1112. doi: 10.1038/ng.3869. Epub 2017 May 22. Erratum in: Nat Genet. 2017 Sep 27;49(10 ):1558. PMID: 28530673; PMCID: PMC5665562.
128. ** ^  ** Benyamin B, Pourcain B, Davis OS, Davies G, Hansell NK, Brion MJ, Kirkpatrick RM, Cents RA, Franić S, Miller MB, Haworth CM, Meaburn E, Price TS, Evans DM, Timpson N, Kemp J, Ring S, McArdle W, Medland SE, Yang J, Harris SE, Liewald DC, Scheet P, Xiao X, Hudziak JJ, de Geus EJ; Wellcome Trust Case Control Consortium 2 (WTCCC2); Jaddoe VW, Starr JM, Verhulst FC, Pennell C, Tiemeier H, Iacono WG, Palmer LJ, Montgomery GW, Martin NG, Boomsma DI, Posthuma D, McGue M, Wright MJ, Davey Smith G, Deary IJ, Plomin R, Visscher PM. Childhood intelligence is heritable, highly polygenic and associated with FNBP1L. Mol Psychiatry. 2014 Feb;19(2):253-8. doi: 10.1038/mp.2012.184. Epub 2013 Jan 29. PMID: 23358156; PMCID: PMC3935975.
129. ** ^  ** Rowe, D. C.; Jacobson, K. C. (1999). "Genetic and environmental influences on vocabulary IQ: parental education level as moderator". _Child Development_ . **70** (5): 1151–62.  doi  "Doi \(identifier\)") :  10.1111/1467-8624.00084  .  PMID  "PMID \(identifier\)")  10546338  .  S2CID  "S2CID \(identifier\)")  10959764  .
130. ** ^  ** Tucker-Drob, E. M.; Rhemtulla, M.; Harden, K. P.; Turkheimer, E.; Fask, D. (2011).  "Emergence of a Gene x Socioeconomic Status Interaction on Infant Mental Ability Between 10 Months and 2 Years"  . _Psychological Science_ . **22** (1): 125–33.  doi  "Doi \(identifier\)") :  10.1177/0956797610392926  .  PMC  "PMC \(identifier\)")  3532898  .  PMID  "PMID \(identifier\)")  21169524  .
131. ** ^  ** Turkheimer, E.; Haley, A.; Waldron, M.; D'Onofrio, B.; Gottesman, I. I. (2003). "Socioeconomic status modifies heritability of IQ in young children". _Psychological Science_ . **14** (6): 623–628.  doi  "Doi \(identifier\)") :  10.1046/j.0956-7976.2003.psci_1475.x  .  PMID  "PMID \(identifier\)")  14629696  .  S2CID  "S2CID \(identifier\)")  11265284  .
132. ** ^  ** Harden, K. P.; Turkheimer, E.; Loehlin, J. C. (2005). "Genotype environment interaction in adolescents' cognitive ability". _Behavior Genetics_ . **35** (6): 804.  doi  "Doi \(identifier\)") :  10.1007/s10519-005-7287-9  .  S2CID  "S2CID \(identifier\)")  189842802  .
133. ** ^  ** Bates, Timothy C.; Lewis, Gary J.; Weiss, Alexander (3 September 2013).  "Childhood Socioeconomic Status Amplifies Genetic Effects on Adult Intelligence"  (PDF)  . _Psychological Science_ . **24** (10): 2111–2116.  doi  "Doi \(identifier\)") :  10.1177/0956797613488394  .  hdl  "Hdl \(identifier\)") :   20.500.11820/52797d10-f0d4-49de-83e2-a9cc3493703d  .  PMID  "PMID \(identifier\)")  24002887  .  S2CID  "S2CID \(identifier\)")  1873699  .
134. ^  _**a** _ _**b** _ Tucker-Drob, Elliot M.; Bates, Timothy C. (15 December 2015).  "Large Cross-National Differences in Gene × Socioeconomic Status Interaction on Intelligence"  . _Psychological Science_ . **27** (2): 138–149.  doi  "Doi \(identifier\)") :  10.1177/0956797615612727  .  PMC  "PMC \(identifier\)")  4749462  .  PMID  "PMID \(identifier\)")  26671911  .
135. ** ^  ** Hanscombe, K. B.; Trzaskowski, M.; Haworth, C. M.; Davis, O. S.; Dale, P. S.; Plomin, R. (2012).  "Socioeconomic Status (SES) and Children's Intelligence (IQ): In a UK-Representative Sample SES Moderates the Environmental, Not Genetic, Effect on IQ"  . _PLOS ONE_ . **7** (2): e30320.  Bibcode  "Bibcode \(identifier\)") :  2012PLoSO...730320H  .  doi  "Doi \(identifier\)") :   10.1371/journal.pone.0030320  .  PMC  "PMC \(identifier\)")  3270016  .  PMID  "PMID \(identifier\)")  22312423  .
136. ** ^  ** Dickens, William T.; Flynn, James R. (2001).  "Heritability estimates versus large environmental effects: The IQ paradox resolved"  (PDF)  . _Psychological Review_ . **108** (2): 346–69.  CiteSeerX  "CiteSeerX \(identifier\)")  10.1.1.139.2436  .  doi  "Doi \(identifier\)") :  10.1037/0033-295X.108.2.346  .  PMID  "PMID \(identifier\)")  11381833  .
137. ** ^  ** Dickens, William T.; Flynn, James R. (2002).  "The IQ Paradox: Still Resolved"  (PDF)  . _Psychological Review_ . **109** (4): 764–771.  doi  "Doi \(identifier\)") :  10.1037/0033-295x.109.4.764  . Archived from  the original  (PDF)  on 19 March 2007.
138. ** ^  ** Bidwell, Allie (13 December 2013).  "Study: High Standardized Test Scores Don't Translate to Better Cognition"  . _U.S. News & World Report _ . Archived from  the original  on 14 December 2013  . Retrieved  1 July  2017  .
139. ** ^  ** Jaeggi, S. M.; Buschkuehl, M.; Jonides, J.; Perrig, W. J. (2008).  "From the Cover: Improving fluid intelligence with training on working memory"  . _Proceedings of the National Academy of Sciences_ . **105** (19): 6829–33.  Bibcode  "Bibcode \(identifier\)") :  2008PNAS..105.6829J  .  doi  "Doi \(identifier\)") :   10.1073/pnas.0801268105  .  PMC  "PMC \(identifier\)")  2383929  .  PMID  "PMID \(identifier\)")  18443283  .
140. ** ^  ** Sternberg, R. J. (2008).  "Increasing fluid intelligence is possible after all"  . _Proceedings of the National Academy of Sciences_ . **105** (19): 6791–2.  Bibcode  "Bibcode \(identifier\)") :  2008PNAS..105.6791S  .  doi  "Doi \(identifier\)") :   10.1073/pnas.0803396105  .  PMC  "PMC \(identifier\)")  2383939  .  PMID  "PMID \(identifier\)")  18474863  .
141. ** ^  ** Glenn Schellenberg, E. (2004).  "Music Lessons Enhance IQ"  . _Psychological Science_ . **15** (8): 511–514.  CiteSeerX  "CiteSeerX \(identifier\)")  10.1.1.152.4349  .  doi  "Doi \(identifier\)") :   10.1111/j.0956-7976.2004.00711.x  .  PMID  "PMID \(identifier\)")  15270994  .
142. ** ^  ** Glenn Schellenberg, E. (2006). "Long-term positive associations between music lessons and IQ". _Journal of Educational Psychology_ . **98** (2): 457–468.  CiteSeerX  "CiteSeerX \(identifier\)")  10.1.1.397.5160  .  doi  "Doi \(identifier\)") :  10.1037/0022-0663.98.2.457  .
143. ** ^  ** Mosing, Miriam A.; Madison, Guy; Pedersen, Nancy L.; Ullén, Fredrik (1 May 2015). "Investigating cognitive transfer within the framework of music practice: genetic pleiotropy rather than causality". _Developmental Science_ . **19** (3): 504–512.  doi  "Doi \(identifier\)") :  10.1111/desc.12306  .  PMID  "PMID \(identifier\)")  25939545  .
144. ** ^  ** Sala, Giovanni; Gobet, Fernand (1 February 2017).  "When the music's over. Does music skill transfer to children's and young adolescents' cognitive and academic skills? A meta-analysis"  . _Educational Research Review_ . **20** : 55–67.  doi  "Doi \(identifier\)") :   10.1016/j.edurev.2016.11.005  .  ISSN  "ISSN \(identifier\)")  1747-938X  .
145. ** ^  ** Stough, C.; Kerkin, B.; Bates, T. C.; Mangan, G. (1994).  "Music and spatial IQ"  . _Personality and Individual Differences_ . **17** (5): 695.  doi  "Doi \(identifier\)") :  10.1016/0191-8869(94)90145-7  . Retrieved  3 October  2020  .
146. ** ^  ** Chabris, C. F. (1999). "Prelude or requiem for the 'Mozart effect'?". _Nature_ . **400** (6747): 826–827.  Bibcode  "Bibcode \(identifier\)") :  1999Natur.400..826C  .  doi  "Doi \(identifier\)") :  10.1038/23608  .  PMID  "PMID \(identifier\)")  10476958  .  S2CID  "S2CID \(identifier\)")  898161  .
147. ** ^  ** Deary, I.J.; Penke, L.; Johnson, W. (2010).  "The neuroscience of human intelligence differences"  (PDF)  . _Nature Reviews Neuroscience_ . **11** (3): 201–211.  doi  "Doi \(identifier\)") :  10.1038/nrn2793  .  hdl  "Hdl \(identifier\)") :   20.500.11820/9b11fac3-47d0-424c-9d1c-fe6f9ff2ecac  .  PMID  "PMID \(identifier\)")  20145623  .  S2CID  "S2CID \(identifier\)")  5136934  .
148. ** ^  ** Buss, Claudia; Entringer, Sonja; Swanson, James M.; D. Wadhwa, Pathik (2012).  "The Role of Stress in Brain Development: The Gestational Environment's Long-Term Effects on the Brain"  . _Cerebrum_ . **4** : 4.  PMC  "PMC \(identifier\)")  3574809  .  PMID  "PMID \(identifier\)")  23447790  .
149. ** ^  ** Eppig. Christopher. Scientific American."Why is average IQ higher in some places?" 2011.
150. ** ^  ** Olson, Rebecca; Gavin-Smith, Breda; Ferraboschi, Chiara; Kraemer, Klaus (April 2021).  "Food Fortification: The Advantages, Disadvantages and Lessons from Sight and Life Programs"  . _Nutrients_ . **13** (4): 1118.  doi  "Doi \(identifier\)") :   10.3390/nu13041118  .  PMC  "PMC \(identifier\)")  8066912  .  PMID  "PMID \(identifier\)")  33805305  .
151. ** ^  ** Nisen, Max (22 July 2013). [ "How Adding Iodine To Salt Resulted In A Decade's Worth Of IQ Gains For The United States" ](https://www.businessinsider.com/iodization-effect-on-iq-2013-7