Ignores the ways in which disabilities and other sources of social division such as gender and social class are socially constructed. It also ignores the complex ways of different societies over time and the changing perceptions and experiences of disability. Nor, in this regard, have the ICIDH definitions come to be defined by the medical profession and other (non-)disabled groups who have a greater capacity to define what should constitute “disability” and “impairment”, which due to their generality positions of greater advantage compared to others of lesser advantage