[phamilton]

> hunter-gatherers adjusted their populations depending on whether there was lean or bountiful food

I almost feel like that's self regulating. Scarcity of food results in malnourishment which if it doesn't kill anyone directly, will result in other sickness being more likely to kill people. Same with children surviving to adulthood.

[zasz]

It is, but some foraging societies used infanticide as well.