> When I was younger, in the late 90s, getting into physical fight was much more common than today Testosterone is not simply and directly causing aggressivene

> When I was younger, in the late 90s, getting into physical fight was much more common than today Testosterone is not simply and directly causing aggressiveness. A lot of research shows that human behaviors are way more complex than that, and sometimes absolutely counterintuitive. We are not baboons.