Tuesday December 13th, 2022 at 2 pm, Miguel Escobar Azor will defend his Ph.D. thesis entitled “Wigner systems from first principles”. His committee members are Neil Drummond (Lancaster), Lorenzo Maschio (Turin), Ivo Souza (San Sebastian), Mai Dinh (LPT Toulouse), Stefano Evangelisti and Arjan Berger (Ph.D. supervisors).