Unemployed youth and the low-skilled, ageing workers, national and international migrants are some of the key groups that would need to be analysed as demographic change settles and the need for new skills or the transformation of skills gains clarity'. The failure to provide this group with the appropriate skills, or support the upgrading of their existing ones, represents a loss of potential talent across a generation and could lead to greater barriers for modernisation of a skilled workforce. This section discusses key challenges of demographic change, migration and mobility of workers in Asia.