Mood and thought are tightly coupled, but the mechanisms linking them are not understood. This link is particularly important when considering mood disorders such as depression. We propose the Facilitating Thought Progression (FTP) framework, which characterizes depression as a disorder of thought dynamics, encompassing both the temporal evolution and semantic expanse of mental activity. Five parameters jointly determine the fluency of thought progression: breadth, speed, flexibility, novelty, and scope.
Radically different