Can You Draw Me a Map of the House?

Imer's patient can't even draw a map of the house. He left and came back hours later, but he couldn't tell her where he'd been. The researchers followed him many blocks away before they finally got him to go home. What it was is that along the walk home, there were cues. Thay pulled out a habit in his mind which stimulates the habit whether it be the stop sign or a mail box or a car in a parked driveway.