As his work has developed , it has embodied ideas about disability and impairment .
The whole edifice was brought crashing to the ground when Heaton threw an artificial leg at it , suggesting that the hierarchical system could be destroyed by the collective power of disabled people .
As Heaton 's work has developed , it has embodied ideas about disability and impairment .
The whole edifice was brought crashing to the ground when Heaton threw an artificial leg at it , suggesting that the hierarchical system could be destroyed by the collective power of disabled people .