From the voyages of the first Mesolithic colonisers to the present day, the island of Ireland has seen many new arrivals coming for many different reasons. Archaeology can provide unique insights into how people adapted to their new surroundings. Imirce: migration and Ireland through time will investigate how identities were negotiated within these new contexts. Imirce--migration, the overall theme of this programme--looks at the evidence for arrival in Ireland, alongside examples of Irish arrivals elsewhere, as a means of exploring and revealing the multiplicity of identities that have contributed--and continue to contribute--to Irish society through time. This evidence ranges from the growing body of ancient DNA evidence that is beginning to answer some lingering questions about Irish prehistoric populations to the legacy of new or introduced artefact, burial or settlement types that give us some insight into the lives of these new arrivals. Equally, such evidence has an important