Pia Valentinis has illustrated children's books with national and international publishing houses and has been published in Italy, Korea, Switzerland, Portugal, Austria, Finland, Greece, and now North America. Doubt is her first book as a complete author, and she has cowritten and illustrated several others. Pia has exhibited her works in numerous collective and personal exhibitions and was the recipient of the XXI edition of the Andersen Prize in Genoa, the highest Italian award dedicated to children's books, in the Best Illustrator category. Since 2008 she has been teaching editorial illustration at the Ars in Fabula Master of Macerata, where she conducts visual-art workshops for children. Pia lives in Cagliari, Italy. Visit her website at piavalentinis.com.