This volume of Research in Economic Anthropology, which presents ten peer-reviewed anthropological papers, celebrates the 40th anniversary of the series by taking a close look at human vulnerability: the ways in which people attempt to cope with it and barriers to successfully overcoming it.  The two leading articles both take up the issue of microfinance; Daniel Murphy examines the influences of this in the lives of pastoralists in Mongolia, and Megan Hinrichsen explores related processes among vendors in Quito, Ecuador. Next, Elena Sischarenco looks at ways of dealing with vulnerability...