Students in front of the old building of the High school of social work of Fribourg (HETS-FR) in Givisiez. June 19, 2018. © Thomas Delley

Students during a class at the High school of social work of Fribourg (HETS-FR) in Givisiez. June 19, 2018. © Thomas Delley

Students during a class at the High school of social work of Fribourg (HETS-FR) in Givisiez. June 19, 2018. © Thomas Delley

Students during a class at the High school of social work of Fribourg (HETS-FR) in Givisiez. June 19, 2018. © Thomas Delley

Students during a class at the High school of social work of Fribourg (HETS-FR) in Givisiez. June 19, 2018. © Thomas Delley

Students during a class at the High school of social work of Fribourg (HETS-FR) in Givisiez. June 19, 2018. © Thomas Delley