CGS-authored
People with the right variant of a key gene could be 10 percent more likely to vote under certain circumstances, according to James H. Fowler and Christopher T. Dawes, two political scientists at the University of California, San Diego, and Laura A. Baker, a psychology professor at the University of Southern California. Their study says two key genes, MAOA and 5HTT, have been shown to have a strong influence on the serotonin system, which regulates fear, trust, and social interaction. Those with the most "efficient" variants of these genes-or the variants able to best regulate the metabolism of serotonin-are likely be more socially oriented, according to the authors. "Voting is...