A major focus of his research was the collection of genealogies of the residents of the villages that he visited, and from these he would analyze patterns of relatedness, marriage patterns, cooperation, and settlement pattern histories.
他的研究焦點是收集他所造訪的村落的系譜，他從這些分析人們的親屬關聯性、婚姻模式、合作，以及聚落模式歷史。