On November 18, 2015, Dr. Sybille Reinke de Buitrago held the Lars Day Lecture at the opening ceremony of this year's Berlin Model United Nations. The topic of Model UN 2015 deals with: “Countering Extremism to Foster International Peace and Security”. In her lecture, Dr. Reinke de Buitrago spoke about ways of: "Talking About the ‘Other’ – Constructing Friends or Enemies". Model UN is an event that follows UN procedure in attempting to deal with current crises and challenges. It takes place and invites delegations from all over the world.