Gustavo Rendon – Colombia Born on December 4, 1955 in Medellin He studied architecture at National University of Colombia where he has been an Architecture professor for 17 years. In addition he has participated in many architectonic projects in his country. One of his main hobbies is painting watercolors and oil. His favorite’s subjects are tropical birds, flowers, exotic animals, and city landscapes scenes. He has worked in Brazil with Gian Calvi, illustrating 14 books about basic health and sanitation for needy communities in northeast Brazil . He currently works as a calligraphist and illustrator of children’s books, novels and textbooks.