Multivariate Genetic Analyses of Cognition and Academic Achievement from Two Population Samples of 174,000 and 166,000 School Children Catherine M. CalvinIan J. DearyPeter M. Visscher Original Research 15 June 2012 Pages: 699 - 710
Additional Evidence Against Shared Environmental Contributions to Attention-Deficit/Hyperactivity Problems S. Alexandra BurtHenrik LarssonKelly L. Klump Original Research 08 May 2012 Pages: 711 - 721
Genetic and Environmental Influences on Analogical and Categorical Verbal and Spatial Reasoning in 12-Year Old Twins Miriam A. MosingJane MellanbyMargaret J. Wright Original Research 03 May 2012 Pages: 722 - 731
Substantial Genetic Overlap Between Schizotypy and Neuroticism: A Twin Study Christine MacareTimothy C. BatesUlrich Ettinger Original Research 07 September 2012 Pages: 732 - 742
Broad Bandwidth or High Fidelity? Evidence from the Structure of Genetic and Environmental Effects on the Facets of the Five Factor Model Daniel A. BrileyElliot M. Tucker-Drob Original Research 14 June 2012 Pages: 743 - 763
The Magnitude of Genetic and Environmental Influences on Parental and Observational Measures of Behavioral Inhibition and Shyness in Toddlerhood Ashley K. SmithSoo H. RheeJoAnn L. Robinson Original Research 18 July 2012 Pages: 764 - 777
Genetic and Environmental Causes of Individual Differences in Daily Life Positive Affect and Reward Experience and Its Overlap with Stress-Sensitivity Claudia Menne-LothmannNele JacobsMarieke Wichers Original Research 28 July 2012 Pages: 778 - 786
Current Parental Depression and Offspring Perceived Self-Competence: A Quasi-Experimental Examination Quetzal A. ClassBrian M. D’OnofrioJenae M. Neiderhiser Original Research 13 June 2012 Pages: 787 - 797
Genetic and Environmental Etiology of Nicotine Use in Sri Lankan Male Twins Helena M. S. ZavosYulia KovasFrühling V. Rijsdijk Original Research 19 May 2012 Pages: 798 - 807
Testing for Evidence of an X-Linked Genetic Basis for a Greater Proportion of Males with High Cognitive Ability Jesse GiummoWendy Johnson Original Research 28 July 2012 Pages: 808 - 819
Gustatory, Trigeminal, and Olfactory Aspects of Nicotine Intake in Three Mouse Strains Joseph P. GyekisMarc A. DingmanDavid A. Blizard Original Research 23 May 2012 Pages: 820 - 829
Are Voluntary Wheel Running and Open-Field Behavior Correlated in Mice? Different Answers from Comparative and Artificial Selection Approaches Vincent CareauOlaf R. P. Bininda-EmondsTheodore Garland Jr. Original Research 10 May 2012 Pages: 830 - 844
The Development of Exploratory Behaviour in the African Striped Mouse Rhabdomys Reflects a Gene × Environment Compromise Tasmin L. RymerNeville Pillay Original Research 28 July 2012 Pages: 845 - 856
Genetic Analysis of Rare Disorders: Bayesian Estimation of Twin Concordance Rates Stéphanie M. van den BergJacob vB. Hjelmborg Original Research Open access 19 June 2012 Pages: 857 - 865
Erratum to: The Majority of Genetic Variation in Orangutan Personality and Subjective Well-Being is Nonadditive Mark James AdamsJames E. KingAlexander Weiss Erratum 01 August 2012 Pages: 866 - 866