Author(s) : Stoil Mavrodiev - Natasha Virmozelova Angelova - Derek Botha - Félix Neto - Rodrigo Moreta-Herrera - Julian Andres Mur - Heather Delaney - Krasen Georgiev Ferdinandov - Sebastian Jesús Garrido - Nur Amali Aminnuddin - Antoaneta Georgieva Rusinova-Hristova - Salma Vania Widyatmiko - iraklis Grigoropoulos - Magdalena Petrova Kostova-Panayotova -