Prof. Mauro Bussani at the Dies Academicus ceremony of the University of Fribourg. November 15, 2019. © Thomas Delley

Dick Marty, honorary president and former State Councillor, at the Dies Academicus ceremony of the University of Fribourg. November 15, 2019. © Thomas Delley

Prof. Maria Grazia Speranza at the Dies Academicus ceremony of the University of Fribourg. November 15, 2019. © Thomas Delley

Isabelle Chassot, honorary senator, at the Dies Academicus ceremony of the University of Fribourg. November 15, 2019. © Thomas Delley

Isabela Grigoras, winner of the first prize in the 2019 Swiss final of "My thesis in 180 seconds", at the Dies Academicus ceremony of the University of Fribourg. November 15, 2019. © Thomas Delley

Prof. Joachim Negel at the Dies Academicus ceremony of the University of Fribourg. November 15, 2019. © Thomas Delley

Prof. Philippe Lefebvre at the Dies Academicus ceremony of the University of Fribourg. November 15, 2019. © Thomas Delley

Chimamanda Ngozi Adichie, Nigerian writer, at the Dies Academicus ceremony of the University of Fribourg. November 15, 2019. © Thomas Delley