this other connectome is called the default mode network (DMN). The DMN allows for expansive, imaginative, and creative thinking. The back half of the DMN—called the posterior cingulate—facilitates your autobiographic memory, your personal history. This allows you to think back, draw upon, and pick apart the past. The front part, the medial prefrontal cortex, is the opposite. It enables you to look forward and to think about, imagine, and plan for the future. It is in the DMN mode that you can daydream (and miss your exit on the highway) or make interesting connections between concepts
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