Jealous of your partner mingling with other guy friends? More jealous people have repeats of this gene.

A recent report in Personality and Individual Differences is super exciting. This work is an intersection between evolutionary psychology & molecular genetics. Specifically, Lewis et al. (in press) examined how sexual jealousy is related to androgen receptor (AR) gene. Quick Background Women increase their reproductive success by pursuing short-term and long-term mating strategies. Why? Physically … Continue reading Jealous of your partner mingling with other guy friends? More jealous people have repeats of this gene.

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What is Mate Poaching? Who would Mate Poach?

Hey hey you you, I don’t like your girlfriend… No way no way, I think you need a new one… Hey hey you you, I could be your girlfriend……… (Here is the song!) -Avril Lavigne Humans are sexual “machines”; we combine genetic materials from two parents and pass on to the kids. Basic biology here- … Continue reading What is Mate Poaching? Who would Mate Poach?

The Girlfriend Effect: Why does your man look more attractive to other women?

  The recent research article by Rodeheffer et al. (2016) on Evolutionary Psychology begins with a true story of Meredith. Meredith is an attractive lady who worked for $50 an hour for spending time with wealthy men. She is neither a prostitute nor escort, but she works as a wing woman for a New York based company, which provides … Continue reading The Girlfriend Effect: Why does your man look more attractive to other women?