Our extreme drift towards later sexual maturation and
longer lifespan led to two interesting emergent parenting
traits unique among even our fellow hominoids: reproductive
support by post-reproductive individuals and extensive male
support of reproduction via provisioning of both females and
offspring [4, 7]. Throughout human evolution it did not take
a village to raise a child, but it literally required a band of
close kin. Due to this organization, a few other novel traits
emerged: