Research reveals that affect imparts directionality to cognition, which in turn influences actions. The role of affect has been well recognized in psychology, computing, education, cognitive science, and neuroscience. However, little recognition has been given to the study of affect in the field of information science. In this article the term "affective paradigm" is introduced based on research grounded in many disciplines. Research that investigated children's affect in seeking information and participating in the design of digital interfaces is reviewed. Unanswered questions in these areas of study are addressed.