Posted with permission from the Annual Review of Sociology, Volume 44:387-406 by Annual Reviews, http://www.annualreviews.org.Theorization in the sociology of migration and the field of refugee studies has been retarded by a path-dependent division that we argue should be broken down by greater mutual engagement. Excavating the construction of the refugee category reveals how unwarranted assumptions shape contemporary disputes about the scale of refugee crises, appropriate policy responses, and suitable research tools. Empirical studies of how violence interacts with economic and other factors shaping mobility offer lessons for both fields. Adapting existing theories that may not appear immediately applicable, such as household economy appr...