To archaeologists world-wide, the most important attraction of the peopling of the Americas is that it probably represented one of the last steps in the colonization of the world by humans.
Robson Bonnichsen and D. Gentry Steele. 1994. Introducing First Americans Research, In Method and Theory for Investigating the Peopling of the Americas, edited by Robson Bonnichsen and D. Gentry Steele, Center for the Study of the First Americans, Oregon State University, Corvallis.

