One person is sitting at the machine, the other is sitting beside them. Like how one person is flying the plane, the other is sitting beside them. Pilot/navig

One person is sitting at the machine, the other is sitting beside them. Like how one person is flying the plane, the other is sitting beside them. Pilot/navigator is a common role division. In pair programming, the person at the keyboard is doing the minutiae of the immediate task at hand (the pilot), while the other person is thinking through the next steps or how it fits into the whole (the navigator). They are not actually typing at the same time.