“The explains why basal levels of testosterone have little to do with subsequent aggression, and why increases in testosterone due to puberty, sexual stimulation, or the start of mating season don’t increase aggression either.” — Robert M. Sapolsky Copy Share Image
“John Archer in a definitive 2006 review, “There is a weak and inconsistent association between testosterone levels and aggression in [human] adults, and … administration of testosterone to volunteers typically does not increase their aggression.” The brain doesn’t pay attention… — Robert M. Sapolsky Copy Share Image