About the issue

Editorial
Eric Monteiro (editor-in-chief)
Ola Henfridsson
Jesper Simonsen
Virpi Kristiina Tuunainen

Guest editorial: Challenging divisions
Jens Kaaber Pors
Dixi Henriksen
Brit Ross Winthereik
Marc Berg

Co-realisation
Mark Hartswood
Rob Procter
Roger Slack
Alex Voß
Monika Büscher
Mark Rouncefield
Philippe Rouchy

Locating virtual field sites and a dispersed object of research
Dixi Louise Henriksen

Accessing the world of doctors and their computers
Brit Ross Winthereik
Antoinette de Bont
Marc Berg

Blurring the center
Teun Zuiderent

Turned on or turned off?
Flis Henwood
Sally Wyatt
Angie Hart
Julie Smith

Located accountabilities in technology production
Lucy Suchman

Infrastructure and ethnographic practice
Susan Leigh Star

In Memory of Kristen Nygaard
Tone Bratteteig
Gisle Hannemyr
Jens Kaasbøll