Relative Finger Length and Age at First Marriage in Semi-Nomadic People

Here’s further evidence that Relative Finger Length sheds light on practically everything:

The Second to Fourth Digit Ratio and Age at First Marriage in Semi-Nomadic People from Namibia,” Piotr Sorokowski, Agnieszka Sorokowska, Dariusz Danel, Mara L. Mberira and Leszek Pokrywka, Archives of Sexual Behavior, Volume 41, Number 3, 2012, pp. 703-710.