Book excerpt: In this updated second edition, Jason Farman offers a groundbreaking look at how location-aware mobile technologies are radically shifting our sense of identity, community, and place-making practices. Mobile Interface Theory is a foundational book in mobile media studies, with the first edition winning the Book of the Year Award from the Association of Internet Researchers. It explores a range of mobile media practices from interface design to maps, AR/VR, mobile games, performances that use mobile devices, and mobile storytelling projects. Throughout, Farman provides readers with a rich theoretical framework to understand the ever-transforming landscape of mobile media and how they shape our bodily practices in the spaces we move through. This fully updated second edition features updated examples throughout, reflecting the shifts in mobile technology. This is the ideal text for those studying mobile media, social media, digital media, and mobile storytelling.