Prof. Herve Legrand, born in 1935, is emeritus professor of the catholic University of Paris, where he made his essential career, at the faculty of theology. He was director of the cycle of the studies of the doctorate and the Higher Institute of ecumenical Studies, being specialized in the interdenominational dialogue. Entered Dominican order, it received his formation from the faculties of Saulchoir (doctorate),at the universities Bonn, Strasbourg, S Thomas d’Aquin in Rome (doctorate), and Athens. His primary research interests are in diaspora communities – their religious affiliations in the UK, Europe and Australia; their social adjustment processes; radicalisation of religious faith; land, history and notions of chosen-ness as political tools to define identity. He has published widely on related topics.