Gabriel Radvansky
“Entering or exiting through a doorway serves as an ‘event boundary’ in the mind, which separates episodes of activity and files them away,” Radvansky explains.
“Recalling the decision or activity that was made in a different room is difficult because it has been compartmentalized.”
The study was published in the Quarterly Journal of Experimental Psychology 64(8) as [Radvansky 2001].