More than 650 million men, women and children in the world suffer from either mental or physical disability. Most of them live in the developing world. They suffer from discrimination and lower standard of living. They are often denied basic educational opportunities and often given menial or poorly paid jobs. Social attitudes exclude them from cultural life and normal social relationship. Persons with disabilities include those who have long-term physical, mental, intellectual or sensory impairments which in interaction with various barriers may hinder their full and effective participation i[..]