He asked the Division Company of Redwood California to design some treatment software of simulated elevated locations for acrophobia victims. Users begin in a restaurant, then go onto the roof of a tall building; they proceed to a thin wood plank several stories above the ground, and finish by crossing a suspension bridge over a rushing river.
他請加州紅木 Division 公司專為患者設計一套治療軟體，內容模擬高處景觀，「從一處餐廳開始，穿過門口，踏進一處高起的房舍中庭，走到有幾層樓高的狹窄厚板，最後到達一座吊橋，橋下有大片的河水」。