Geruza Zelnys is an author of poems, short stories, chronicles, essays, and novels, as well as a researcher, translator, and professor of creative writing and postgraduate courses. With extensive academic experience, she produces educational material and training courses for educators in the fields of literature and reading, also serving as a trainer.

Award-winning ceramist Paula Juchen holds a degree in industrial design and visual programming. She worked as a designer in publishing and began her first illustration experiments using crayons and collage techniques. Having lived in Milan, she developed design projects for Italian, French, and British brands. Currently, she lives in São Paulo, working with ceramics, illustration, and teaching.