The Madrid International Plan of Action on Ageing (MIPAA), adopted at the Second World Assembly on Ageing, is the first international agreement that specifically recognises the potential of older people to contribute to the development of their societies. In monitoring its implementation two key approaches are evident: a qualitative bottom-up participatory approach and an approach that uses quantitative indicators to monitor sustainable progress and policies. With the European Centre for Social Welfare Policy and Research, playing a pivotal role in the monitoring of the implementation...