His research focuses on the intersection of locative and social media, and he is particularly interested in the social impacts of smartphones. He has published in a variety of journals, including Mobilities, Technical Communication Quarterly, Journal of Computer-Mediated Communication, Technical Communication and Mobile Media and Communication. He is co-author with Adriana de Souza e Silva of the book Mobile Interfaces in Public Spaces (Routledge, 2012), and his latest book, Smartphones as Locative Media (Blackwell-Wiley) published in 2015. Finally, his research is interdisciplinary, melding human geography, rhetoric, and media studies, and he has recently begun researching the materiality of the coming “Internet of Things.”