Converging evidence points to a neural network that supports a range of abilities including remembering the past thinking about the future and introspecting about oneself and others. conditions: real past imagined past imagined present and future. These event narratives were analyzed for the number of internal and external details to quantify the extent of episodic (re)experiencing. Given the literature on the involvement of the mPFC in self-referential processing we also analyzed the event narratives for self-references. The patients with mPFC damage did not differ from healthy comparison participants in their ability to construct highly comprehensive episodic occasions across schedules but shown disruptions within their incorporation from the self. Sufferers with hippocampal harm showed the contrary pattern; these were impaired within their ability to build highly complete episodic occasions across schedules but not within their incorporation from the personal. The results recommend differential efforts of hippocampus and medial prefrontal cortex towards the distributed neural network for different types of self-projection. Keywords: mPFC hippocampus storage self-projection self-referential digesting 1 Launch A primary neural network continues to be suggested to underlie a variety of skills including remembering days gone by taking into consideration the upcoming introspecting about oneself yet others and various other complicated cognitive and cultural behaviors (Buckner & Carroll 2007 Schacter & Addis 2007 The neural substrates contributing to the proposed network include the medial temporal lobes medial prefrontal cortex lateral temporal cortices and lateral posterior parietal cortices (Addis Wong & Schacter 2007 Buckner & Carroll 2007 Spreng Mar GI 254023X & Kim 2009 While the range of abilities supported by the network may seem disparate at first blush (e.g. imagining multiple futures reconstructing the events of our past considering the thoughts and feelings of ourselves as well as others) each contributes to the flexibility of PIK3C1 human cognition and behavior GI 254023X and requires the flexible and creative (re)construction and use of mental representations for adaptive function (Buckner & Carroll 2007 The collection of abilities supported by this network has been given numerous umbrella terms such as ‘self-projection’ ‘simulation’ and ‘prospection’ in an attempt to capture and describe the set of shared behavioral phenomena. Less is known however about the individual mechanisms and the unique contributions of each neural system to this complex set of abilities. Given the role of hippocampus in representational flexibility (Cohen & Eichenbaum 1993 Eichenbaum & Cohen 2001 and in versatile cognition even more broadly (Rubin Watson Duff & Cohen GI 254023X 2014 the hippocampus and medial temporal lobes possess thought prominently in the task over the network for self-projection (we use this umbrella term for the number of cognitive skills from right here on). Certainly converging proof reveals that as well as the well established function from the hippocampus in recovering and reconstructing days gone by (Scoville & Milner 1957 Cohen & Eichenbaum 1993 Squire 1992 the hippocampus also has a critical function in making or imagining the near future (e.g. Addis Wong & Schacter 2007 Gaesser Spreng McLelland Addis & Schacter 2013 Hassabis Kumaran Vann & Maguire 2007 Okuda Fujii Ohtake Tsukiura Tanji Suzuki Kawashima et. al. 2003 Competition Keane & Verfaellie 2011 Szpunar Watson & McDermott 2007 Tulving 1985 Zeman Beschin Dewar & Della Sala 2012 picture structure (e.g. Hassabis & Maguire 2009 Mullallly & Maguire 2014 innovative considering (Duff Kurczek Rubin Cohen & Tranel 2013 and in the binding of relational details (co-occurrences GI 254023X of individuals places and stuff) across period and occasions (e.g. Davachi 2006 Duff Hengst Tranel & Cohen 2007 Konkel Warren Duff Tranel & Cohen 2008 Ranganath 2010 Methodologically a common method of investigating the function from the hippocampus in self-projection provides been to make use of modified versions from the Autobiographical Interview (AI) (Levine Svoboda Hay Winocur & Moscovitch 2002 where individuals are asked to (re)build occasions that are true or dreamed and which come from any moment from the remote GI 254023X control past towards the faraway potential (e.g. Addis Wong & Schacter 2008 In those research the narratives are have scored using the initial AI scoring program to identify inner and external information (which map to episodic and semantic memory space respectively) for an index of “episodic-ness” of the narratives i.e. how much they conveyed an impression of actually (re)experiencing the event (Irish Addis Hodges & Piguet 2012 Race Keane &.