Luis Amavisca is a well-known visual artist and children´s writer in Spain. He has worked and written about equality, solidarity, environment and non-violence. His Bang Bang I Hurt the Moon, was runner-up for the Most Inspirational Children's Picture Book in the International Latino Book Awards. He is the author, along with Alicia Acosta, of two highly successful co-education books: I Love My Colorful Nails! and Benji's Doll. Marisa Morea is a children's books illustrator. After graduating in Creative Illustration at Eina School in Barcelona in 2009, she returned to Madrid to work as an art director in various advertising agencies while receiving her first illustration commissions, including various international publishers. In 2013 she decided to quit advertising to fully dedicate herself to illustration. Since then she has worked with publishers such as Simon and Schuster, Nosy Crow, SM or Penguin Random House.