On the 31^st of January 2020 it took place at Universitat Pompeu Fabra the PhD thesis defense of Ségolène Demol, PhD student of the research group IULATERM, Dinámica del léxico en las constituciones españolas, which was directed by doctors Mercè Lorente Casafont from Universitat Pompeu Fabra and Carmen Pineira-Tresmontant from Université d’Artois (France). The PhD thesis, with the supervision of both universities, obtained a qualification of an Excellent.