MARTIN TAYLOR studied Graphic Information Design at Falmouth and is a self-taught paper engineer. After working as paper engineer and designer at Walker Books, where he designedWhere's Wally, Maisy, Guess How Much I Love You, and many others, he launched Caterpillar Books with his award-winning Peekaboo Pop-up Series. He went on to create the million-selling, award-winning Ten Wriggly Wiggly Caterpillars and subsequent series, the Adventure Pop-ups, as well as many more successful titles and series. When he's not creating books, paper sculptures, and pop-up cards, Martin enjoys spending time above and below the ocean waves surfing, wakeboarding, scuba diving, and freediving. MAR FERRERO studied Fine Arts in Madrid. She first worked in animation but soon became a children's illustrator. Some of her clients include Ed. Edelvives, Ed. Santillana, Ed. SM, Ed. Bruno, Ed. Siruela, Ed. Alba, Blanco y Negro, APM, INJUVE, Guia del Nino magazine, Hachette, Bayard, Fundacion Mapfre, and Mirarte. She has also written and illustrated two children's picture books: Lo mejor del mundo, Ed. Pearson and Lo que no vio Caperucita roja, de. Edelvives. She has showcased her paintings in several exhibitions around the world. She lives in the mountains near Madrid with her family and animals: nine hens, one rooster, one very big dog, six fish, and lots of spiders in the walls and ceilings.