Some Politics May Be Etched in the Genes - New York Times

Some Politics May Be Etched in the Genes - New York Times: "But after correcting for the tendency of politically like-minded men and women to marry each other, the researchers also found that the twins' self-identification as Republican or Democrat was far more dependent on environmental factors like upbringing and life experience than was their social orientation, which the researchers call ideology. Inheritance accounted for 14 percent of the difference in party, the researchers found. "