A map is a guide to unfamiliar twists and turns along unfamiliar routes. The fact that a map exists gives us reassurance that someone has been here, at this place, before--and has offered to share his/her wisdom and experiences, in detail, with those who come after. No one expects a newcomer to be magically familiar with the routes that are old hat for the locals. How, then, can we expect college students to somehow just figure out where they're going...