Discusses the benefits of individuals with visual impairments using a ball-bearing, rolling-tipped cane for traveling. Major benefits include reduced fatigue, increased durability and sensitivity, more stability, better sound cues, and greater safety. A method for assessing cane congruence is also discussed. (CR)

Describes ocular and other complications of diabetes that orientation and mobility instructors should consider in determining the most appropriate mobility training for persons with diabetes who are visually impaired. Compares the benefits of using dog guides and long canes in dealing with these various complications. (Author/CR)

Four tests evaluated the need for and effectiveness of detectable warning surfaces at curb ramps for pedestrians with blindness. Results found that the effectiveness of the detectable warning surfaces depended on other aspects of the design of the intersections and on factors such as the density of traffic and the traveler's skills. (CR)