Peggy Levitt is a professor in the Department of Sociology at Wellesley College, Massachusetts, and co-director of the Politics and Social Change Workshop at the Weatherhead Center for International Affairs at Harvard University. Her extensive output includes the following milestones: her first book was published in 2001, The Transnational Villagers. In 2007 he wrote a book of great significance in the field of migration and religion studies: God Needs No Passport: How Immigrants are Changing the American Religious Landscape.. And, in 2015, his book came out about another cultural institution fundamental to understanding nationalism in times of globalization in museums called. Artifacts and Allegiances: How Museums Put the Nation and the World on Display. It is important to mention the article published, together with Nina Glick Shiller, in 2004: "Transnational Perspectives on Migration: Conceptualizing Simultaneity", which is one of the most cited globally for its theoretical and methodological relevance in transnational studies.