psychoticism and openness to experi- ence (Grosul & Feist, 2014), single-minded devotion, and a lower proneness to social conformism and groupthink (Dutton & Van der Linden, 2015). There is some evidence that these factors arc in turn associ- ated with androgens (Herbert, 2015; Zuckerman, 2013). Here, we exami