Digital: Ex Post

November 29, 2004

FuturePundit: Genetic Causes Of Infidelity Found In Twins Study

FuturePundit: Genetic Causes Of Infidelity Found In Twins Study

A comparison of the sexual histories of 1600 identical and non-identical twins found that genetic variations play a large role in influencing the tendency to infidelity among women.

"We found that around 40 percent of the influence on the number of sexual partners and infidelity were due to genetic factors," Professor Tim Spector, director of the Twin Research Unit at St Thomas' Hospital in London, told a news conference.

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