" r/K Selection Theory revolves around five issues of behavior, while political ideology revolves around the exact same five issues, arranged in the exact same way. These five issues - attitudes towards free competition/aggression, promiscuity/monogamy, high or low-investment child-rearing, age of exposure to sexual activity, and loyalty to in-group - are the intellectual bedrock of both. "

― , The Evolutionary Psychology Behind Politics: How Conservatism and Liberalism Evolved Within Humans