Key points are not available for this paper at this time.
This is a postprint (accepted manuscript) version of the article published in Anthropological Quarterly 75:331-38. The final version of the article can be found at http://www.jstor.org/stable/3318264 (BU login required for access). The version made available in Digital Common was supplied by the author.
Charles Lindholm (Fri,) studied this question.