The general aim of this book is to investigate Barack Obama's online language during his first governing period in 2009-2011. Classic approaches to language studies are being enhanced by new methods in this study. The research question in this book was to discover how the visual component combines with textual distribution and hyperlink structure, in what I envisage as a new way to organize discourse information. This perspective lies in the realm of Human-Computer Interaction. The study also aims at answering how this can connect with the ideas of space and time in human communication,...