From Inner Speech to Mind-Wandering: Developing a Comprehensive Model of Inner Mental Activity Trajectories.

The objective of this work was to develop a comprehensive model of inner mental activity's trajectories. For this purpose, a review of updated research was conducted on the wandering mind topic - a phenomenon that has been recently conceptualized and that has become a focus of interest in cognitive sciences - alongside early psychological postulates on the inner speech phenomenon that were brought back to the surface of scientific literature. In summary, this article presents a reformulation of the spontaneous thought model by Andrews-Hanna et al.