The guide often appear at the beginning of the trip, in the dome or just after. He is sometimes seen as a little bearded man with a triangular hat.
Hyperspace Lexicon description :
Presenting itself as a calm, gentle, benevolent teacher, this personality was responsible for teaching me many lessons which seemed to be improving my life. This was my primary source of contact with the beings, and the “voice” that I felt like I had consistent access to, even sometimes while awake (see my comments on having “conversations with myself” ). He was also responsible for “pulling” me into hyperspace and other altered states on a few occasions (and possibly more than I realize).