Leo Lionni: A Master of Collage and Childhood’s Heart Leo Lionni, born in Amsterdam in 1910, wasn't simply an illustrator; he was a weaver of worlds for young minds—a quiet revolutionary who fundamentally shifted the landscape of children’s literature. His journey, spanning continents and careers, reveals a man deeply attuned to both the visual arts and the profound questions of human experience. From his early years immersed in art a…