What are some of the reasons our distant ancestors evolved in a way that took them out of the trees?

What types of tools do you imagine Paleolithic humans may have developed that have not survived in the archaeological record?

What type of environment would you look for if you were a Paleolithic hunter-gatherer? Why?

Why might egalitarianism among hunter-gatherer groups be a successful social strategy?

Was the Neolithic Revolution an example of modern humans making progress? Why or why not?

How might groups living in Neolithic settlements like Jericho or Çatalhöyük have thought of hunter-gatherer communities living around them? Why?