Dr. Claudia Hartmann-Hirsch and Dr. Fofo Senyo Amétépé have worked at LISER (Luxembourg Institute of Socio-Economic Research) on migration-related topics, in particular on Luxembourg's atypical migration structure. Fofo Senyo Amétépé is currently working at STATEC (Institut national de la statistique et des études économiques du Grand-Duché de Luxembourg).