Experience sampling during fMRI reveals default network and executive system contributions to mind wandering.
Proceedings of the National Academy of Sciences of the United States of America May 26, 2009 Kalina Christoff, Alan M Gordon, Jonathan Smallwood et al. 1,832 citations
Although mind wandering occupies a large proportion of our waking life, its neural basis and relation to ongoing behavior remain controversial. We report an fMRI study that used experience sampling to provide an online measure of mind wandering during a concurrent task. Analyses focused on the interval of time immediately preceding experience sampling probes demonstrate activation of default...