After awhile if a person doesn't use a skill they forget how, or else, it takes awhile to reorient oneself to that skill. This is a great link, among others, to get a person comfortable with map and compass again.
A lot of folks take a GPS with them, or a cell phone. Relying on batteries or satellite delivery can leave a person in deep trouble. The most important equipment we have is our brain.
I'm doing some refreshing myself.