Behavioral and Brain Sciences

Short Communication

Worldwide, economic development and gender equality correlate with liberal sexual attitudes and behavior: What does this tell us about evolutionary psychology?

Dory A. Schachner a1, Joanna E. Scheib a1, Omri Gillath a1 and Phillip R. Shaver a1
a1 Department of Psychology, University of California, Davis, CA 95616


Shortcomings in the target article preclude adequate tests of developmental/attachment and strategic pluralism theories. Methodological problems include comparing college student attitudes with societal level indicators that may not reflect life conditions of college students. We show, through two principal components analyses, that multiple tests of the theories reduce to only two findings that cannot be interpreted as solid support for evolutionary hypotheses.