Introduction: Migration, Transnationalism and Catholicism; Dominic Pasura and Marta Bivand Erdal.- Part I. Interdisciplinary Perspectives on Migration, Transnationalism and Catholicism.- Chapter 1. Brothers and Sisters Across Borders: Theological Perspectives on Migration, Transnationalism and Catholicism; Gemma Tulud Cruz.- Chapter 2. Mass Migration's Impact on Irish Catholicism: An Historical View; Sarah Roddy.- Chapter 3. Parish and Pilgrimage in a Changing Europe; John Eade.- Part II. Encounters, Difference and Transformations.- Chapter 4. 'They Just Dig St Antony, He's Right Up Their Street, Religious Wise': Transnational Flows and Inter-Religious Encounters in an East London Parish; Alana Harris.- Chapter 5. Transnational Religious Practices and Negotiation of Difference among Zimbabwean Catholics in Britain; Dominic Pasura.- Chapter 6. Translocal Martyrdom: Community-Making through African Pilgrimages in Switzerland; Monika Salzbrunn and Raphaela von Weichs.- Chapter 7. Latino Immigrants and the Redefinition of the U.S. Catholic Experience in the Twenty-First Century; Hosffman Ospino.- Chapter 8. Mobilizing Ethnic-Religious Transnationalism through Humanitarian Assistance: Vietnamese Catholic U.S.-Cambodia Relations; Thien-Huong T. Ninh.- Chapter 9. The Role of Religion in the Identity Construction Processes of Filipino Second Generations Living in Italy; Elena Caneva.- Part III. Negotiating Unity and Diversity.- Chapter 10. 'When Poland Became the Main Country of Birth Among Catholics in Norway': Exploring the Interface of Polish Migrants' Everyday Narratives and Church Responses to a Rapid Demographic Re-constitution; Marta Bivand Erdal.- Chapter 11. Building Bridges to Parishes: The Catholic Church in England and Wales and the Role of Ethnic Chaplains; Louise Ryan.- Chapter 12. Protected but Separate: International Immigrants in the Italian Catholic Church; Maurizio Ambrosini.- Afterword: Migration, Transnationalism, Catholicism: Transnational geographies, spaces and practices; Claire Dwyer.