Cody Zimmerman is the seventh quoted and the eigthh speaker in the game. He speaks before the scenario Itterate
Zimmerman is described as a digital psychologist. He mentions a network connection spike that may have cause Thomas and the others to become aware.
" 'Awareness' is a word that gets thrown around a lot, and a lot of people consider Thomas to have been created aware. Looking back at the logs, it seems that awareness only happened somewhere around the network connection spike."