Modeling spaces of Accessibility

Agency And Autonomy

A circular model of Agency and Autonomy showing the wider space of autonomy when person has greater control

Every time personal control is removed, autonomy is restricted.

Capability And Capacity

A quadrant model of Capability and Capacity to show ideas of misaligned support in design and provision of capacity



Not enough capacity

Wrong kind of capacity

Capacity must be offered and must align with Capability.



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Alastair Somerville

Alastair Somerville


Sensory Design Consultant, usability researcher and workshop facilitator. Twitter @acuity_design & @visceralUX