Family literacy programs in North America and the United Kingdom have enjoyed widespread public and political support. Thousands of initiatives following a variety of models currently operate under the spectrum of family literacy programs. In this paper, the influence of learning theories, the research on children's early literacy development, and the sociopolitical context with gave rise to the intervention movement, will be reviewed with respect to their impact on current models of family literacy programs. The research on program evaluation is also considered, and is related to current practice and future directions in family literacy programming.