Complementary Methods of Data Gathering in Literate, Urban Populations.

. without participation-is used much less frequently by sociologists and psychologists. Conversely, self-reported data, so heavily relied on by other social scientists, are relatively underused in anthropology. One of the principal advantages of interdisciplinary collaboration in research is the opportunity to expand and diversify the methodological repertoire by learning how differing methods can be combined to increase validity and yield richer information from the same respondents and situations.