A Certified Assistive Technology Instructional Specialist for People with Visual Impairments, ("CATIS"), is a highly trained expert who specializes in working with individuals who are blind, visually impaired or who have functional visual limitations, and empowers them to achieve their life goals for education, employment, avocation and independence through the use of assistive technology.
CATIS engage in a comprehensive approach to vision rehabilitation addressing visual, physical, cognitive, and psycho-social aspects related to training and integration of existing and emerging technologies. Methods and strategies include the use of visual techniques, non-visual techniques (auditory and tactual), strategies and problem-solving skills through the use of various Assistive Technology ("AT") devices and solutions.
Certified Deafblind Intervenor Specialists are highly trained professionals who work with individuals who are deafblind and those identified as having a dual sensory loss. Intervenors are narrators, informers, guides, communicators, and generally a link to the world for someone who is deafblind. They act as a "bridge not a barrier" and subscribe to the philosophy "Do with NOT for".
The CLVT uses functional vision evaluation instruments to assess visual acuity, visual fields, contrast sensitivity function, color vision, stereopsis, visual perceptual and visual motor functioning, literacy skills in reading and writing, etc. as they relate to vision impairment and disability. The CLVT also evaluates work history, educational performance, ADL and IADL performance, use of technology, quality of life and aspects of psychosocial and cognitive function.
The O&M test is designed to assess entry-level O&M knowledge of prospective O&M specialists. The 140 multiple-choice / multiple-select items focus on knowledge of basic principles of the discipline of O&M and on the application of that knowledge in working with individuals who are blind and visually impaired. The questions relate to preschool, school-aged, and adult individuals who are blind and visually impaired.
Vision rehabilitation therapists instruct persons with vision impairments in the use of compensatory skills and assistive technology that will enable them to live safe, productive, and interdependent lives. Vision rehabilitation therapists work in areas that enhance vocational opportunities, independent living, and the educational development of persons with vision loss, and may include working in center based or itinerant settings.