The document summarizes a social marketing conference on changing behavior through communications held on November 30, 2011. It includes presentations from Craig Lister of NHS Bedfordshire on planning health social marketing campaigns. Lister discusses the importance of understanding the target audience, engaging them early, and providing a supportive environment for behavior change. He presents a case study of a successful NHS Bedfordshire campaign to increase access to dental services that utilized various outreach methods and saw positive outcomes like new patients and increased awareness. The document emphasizes setting realistic expectations and goals when seeking to change complex behaviors like reducing obesity rates.