Read more about the study here:
Personality traits and psychiatric disorders linked to specific genomic locations
Reference:
Genome-wide analyses for personality traits identify six genomic loci and show correlations with psychiatric disorders
Min-Tzu Lo, David A Hinds, Joyce Y Tung, Carol Franz, Chun-Chieh Fan, Yunpeng Wang, Olav B Smeland, Andrew Schork, Dominic Holland, Karolina Kauppi, Nilotpal Sanyal, Valentina Escott-Price, Daniel J Smith, Michael O'Donovan, Hreinn Stefansson, Gyda Bjornsdottir, Thorgeir E Thorgeirsson, Kari Stefansson, Linda K McEvoy, Anders M Dale, Ole A Andreassen & Chi-Hua Chen
Nature Genetics, 2016 Dec 5, doi: 10.1038/ng.3736. [Pubmed]