Through this Funding Opportunity Announcement (FOA), the National Cancer Institute (NCI) announces its interest in supporting meritorious research projects in three distinct domains related to cancer communication: 1) the utility and application of new cancer communication surveillance approaches; 2) the development and testing of rapid cancer communication interventions using innovative methods and designs; and 3) the development and testing of multilevel cancer communication models emphasizing bidirectional influence between levels. For such projects, applicants should apply communication science approaches to the investigation of behavioral targets and health outcomes related to cancer prevention and control. Applications should utilize one or more innovative communication research methodologies.