A big thank you must go to Christos Katselos, a great artist, for giving us the opportunity to publish his work and share his secrets. Special thanks are also due, in no particular order, to Pietro Balloni, Luca Marchetti, Alex Vallejo, Darren Parker-Mead, Man Jin Kim, Alexey Lucanev, Fernando Vallejo, Taesung Harmms, Andrew Cairns, Young B. Song, Dae-Hyeong Kim, Ju Won Jung, Paul Ondeck, Sang-Eon Lee, Yannis Papadopoulos and last, but not least, our English Text Editor Ken Jones.
