Designers of digital technology are being confronted with an increasingly significant challenge, or perhaps opportunity: the ageing population. Increased life expectancy yields enormous benefits for the individual and society. For example, the majority of caregivers are older adults, older adults in the UK work for longer and retire later and they are a key part of the make-up of many voluntary organizations [34]. However, with the increase in the numbers of older people comes with an increase in the resources a society needs to provide to care for them. This is caused by higher levels of incidence of age related diseases such as dementia and other health problems that are a consequence of the normal ageing process