Introduction: This article discusses the impact of blindness and low vision on the development of object permanence and provides suggestions for assessment and instruction. Methods: The reviewed literature was identified by searching both ERIC and Psych Info using combinations of search terms such as "object permanence" and "visual…

Persons who are deaf-blind represent a heterogeneous, low-incidence population of children and adults who, at some point in life, regardless of the presence of additional disabilities, may benefit from formal orientation and mobility (O&M) instruction. Current national policies, such as the No Child Left Behind Act, which emphasize that…