Authors The list of contributors in alphabetical order: Adelina Lintuluoto Agisilaos Kounelis Audrius Mecionis Camila Diaz Daniel Prelipcean Diego Rodriguez Dinos Kousidis Giuseppe Steduto Jan Okraska Marco Donadoni Marco Vidal Rokas Maciulaitis Sinclert Perez Stavros Moiras Tibor Simko Vladyslav Moisieienkov