Original Articles

• Risk taking and Women’s Menstrual Cycle: Near Ovulation, Women Avoid a Doubtful Man

  Nicolas Guéguen

  1-3

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• Guitar increases male facebook attractiveness: Preliminary support for the sexual selection theory of music

  Sigal Tifferet, Ofir Gaziel, Yoav Baram

  4-6

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• Factors Affecting the Number of Children in Five Developed Countries: A Statistical Analysis with an Evolutionary Perspective

  Masahito Morita, Hisashi Ohtsuki, Akira Sasaki, Mariko Hiraiwa-Hasegawa

  7-11

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