Teaching and research personnel from a variety of universities in Spain (Universidad Complutense de Madrid: Dr Arquero-Avilés, Dr Cadilla-Baz, Dr Granda-Rossi; Universidad de Zaragoza: Dr Agustín-Lacruz, Dr Marco-Cuenca, Dr Salvador-Oliván and Dr Siso-Calvo; Universidad de Extremadura: Dr Muñoz-Cañavate, Dr Herrera-Morillas, Dr Tena Mateos) and abroad (Sapienza Università di Roma: Dr Castellucci, Dr Crupi and Dr Faggiolani)
Professionals employed by public-sector institutions: Dr Silvia Cobo-Serrano (Library of the Museo Arqueológico Nacional), Laura Guindal-Martínez (Library Projects Area, Spanish Ministry of Culture) and Almudena Cruz-Yábar (Directorate-General of Democratic Memory, Spanish Ministry of the Presidency, Parliamentary Relations and Democratic Memory)