Authors The list of contributors in alphabetical order: Alastair Lyall Ana Trisovic Anton Khodak Audrius Mecionis Daniel Prelipcean Diego Rodriguez Dinos Kousidis Giuseppe Steduto Jan Okraska Lukas Heinrich Marco Donadoni Marco Vidal Maria Fernando Rokas Maciulaitis Tibor Simko Vladyslav Moisieienkov