Introduction: linguistic and material intimacies of cell phone communication / Joel C. Kuipers and Joshua A. Bell -- Part I: Origins. The slow road to Tartarus: technological fetishism, materiality, and trafficking in "conflict minerals" in the eastern DR Congo / Jeffrey W. Mantz -- Objects of mobility: the role of the mobile phone on the border of Haiti and the Dominican Republic / Heather Horst and Erin B. Taylor -- 'Bridges to cash': channelling agency in mobile money / Bill Maurer, Taylor C. Nelms, and Stephen C. Rea -- Part II: Uses. Medialects in the creation of Mayan peer cultures: romantic texting as a new literacy practice / Lourdes de León -- Phone-made poiesis: towards an ethnography of call and response / Jennifer Deger -- Technologically mediated sociality: negotiating culture, communication, and access / Elizabeth Keating -- Safety, sensemaking, and solidarity: mobile communication in the immediate aftermath of the July 22, 2011, Oslo bombing / Rich Lin, Pål Sundsøy, Leysia Palen, Geoffrey Canright, Johannes Bjelland, and Kenth Engø-Monsen -- Piracy, cloning, and criminal cats: the discomforts of cellularity in Brazil / Alexander S. Dent -- Curating visual experiences through mobile phones / Alexandra Weilenmann and Thomas Hillman -- Part III: Ends of life. Intimate materialities in cell phone repair: performance, anxiety, and trust in DC repair shops / Joel C. Kuipers and Joshua A. Bell, with Jacqueline Hazen, Amanda Kemble, and Briel Kobak -- Cell phone antinomies: a commentary / Webb Keane.