Justification and Interlaced Knowledge at ATLAS, CERN

We report on a longitudinal study of the emergence of the ATLAS detector, a complex technological system developed at CERN, Geneva. Our data show that the coordination of initial architectural choices was driven by cycles of contestation and justification that resulted in the creation of what we term interlaced knowledge—pockets of shared knowledge interwoven within and across subsystem communities at ATLAS. We also found that these...