"Let's Share a Story"': Socially Enhanced Multimedia Storytelling

User-generated audio-visual content is becoming the most popular medium for information sharing and social storytelling around live events. In this article, the authors introduce an online multimedia storytelling ecosystem comprised of purpose-built user applications, a collaborative story-authoring engine, social context integration, and socially aware media services. As their event-based user experiments illustrate, the system enables online collaborative story coauthoring and provides an ideal platform to study the synergy between social networks and networked media in enhancing the user experience of storytelling. This article is part of a special issue on social multimedia and storytelling.