Leo Lionni (1910-1999), born in Amsterdam, studied economics in Zurich and Genoa while also working as a graphic designer and painter. In 1939, he emigrated to the USA, where he worked as a graphic designer for companies including Olivetti and the magazines "Time" and "Life." In 1962, he settled in Italy as a freelance artist. The father of the globally beloved and successful picture book character Frederick published around 30 picture books, many of which have won awards and continue to delight several generations of readers.

"The story of the mouse that does not gather grains and nuts for winter like the others, but collects sunbeams, colors, and words—dreams and hopes." The world "A charming parable for the triumph of art over mundane life." Süddeutsche Zeitung "My characters are people in disguise, and their little problems and situations are human problems, human situations." Leo Lionni.